2389960820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:562

約数の個数: 144

約数和(自身を含む): 5764131072

約数和(自身を除く): 3374170252

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 71, 92, 115, 130, 142, 169, 230, 260, 284, 299, 338, 355, 433, 460, 598, 676, 710, 845, 866, 923, 1196, 1420, 1495, 1633, 1690, 1732, 1846, 2165, 2990, 3266, 3380, 3692, 3887, 4330, 4615, 5629, 5980, 6532, 7774, 8165, 8660, 9230, 9959, 11258, 11999, 15548, 16330, 18460, 19435, 19918, 21229, 22516, 23998, 28145, 30743, 32660, 38870, 39836, 42458, 47996, 49795, 56290, 59995, 61486, 73177, 77740, 84916, 99590, 106145, 112580, 119990, 122972, 129467, 146354, 153715, 199180, 212290, 239980, 258934, 275977, 292708, 307430, 365885, 399659, 424580, 517868, 551954, 614860, 647335, 707089, 731770, 799318, 1103908, 1294670, 1379885, 1414178, 1463540, 1598636, 1683071, 1998295, 2589340, 2759770, 2828356, 3366142, 3535445, 3996590, 5195567, 5519540, 6732284, 7070890, 7993180, 8415355, 9192157, 10391134, 14141780, 16830710, 18384314, 20782268, 25977835, 33661420, 36768628, 45960785, 51955670, 91921570, 103911340, 119498041, 183843140, 238996082, 477992164, 597490205, 1194980410, 2389960820]

約数ペア:

[(1, 2389960820), (2, 1194980410), (4, 597490205), (5, 477992164), (10, 238996082), (13, 183843140), (20, 119498041), (23, 103911340), (26, 91921570), (46, 51955670), (52, 45960785), (65, 36768628), (71, 33661420), (92, 25977835), (115, 20782268), (130, 18384314), (142, 16830710), (169, 14141780), (230, 10391134), (260, 9192157), (284, 8415355), (299, 7993180), (338, 7070890), (355, 6732284), (433, 5519540), (460, 5195567), (598, 3996590), (676, 3535445), (710, 3366142), (845, 2828356), (866, 2759770), (923, 2589340), (1196, 1998295), (1420, 1683071), (1495, 1598636), (1633, 1463540), (1690, 1414178), (1732, 1379885), (1846, 1294670), (2165, 1103908), (2990, 799318), (3266, 731770), (3380, 707089), (3692, 647335), (3887, 614860), (4330, 551954), (4615, 517868), (5629, 424580), (5980, 399659), (6532, 365885), (7774, 307430), (8165, 292708), (8660, 275977), (9230, 258934), (9959, 239980), (11258, 212290), (11999, 199180), (15548, 153715), (16330, 146354), (18460, 129467), (19435, 122972), (19918, 119990), (21229, 112580), (22516, 106145), (23998, 99590), (28145, 84916), (30743, 77740), (32660, 73177), (38870, 61486), (39836, 59995), (42458, 56290), (47996, 49795)]