16774940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{709}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 43656480

約数和(自身を除く): 26881540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 709, 845, 910, 1183, 1418, 1690, 1820, 2366, 2836, 3380, 3545, 4732, 4963, 5915, 7090, 9217, 9926, 11830, 14180, 18434, 19852, 23660, 24815, 36868, 46085, 49630, 64519, 92170, 99260, 119821, 129038, 184340, 239642, 258076, 322595, 479284, 599105, 645190, 838747, 1198210, 1290380, 1677494, 2396420, 3354988, 4193735, 8387470, 16774940]

約数ペア:

[(1, 16774940), (2, 8387470), (4, 4193735), (5, 3354988), (7, 2396420), (10, 1677494), (13, 1290380), (14, 1198210), (20, 838747), (26, 645190), (28, 599105), (35, 479284), (52, 322595), (65, 258076), (70, 239642), (91, 184340), (130, 129038), (140, 119821), (169, 99260), (182, 92170), (260, 64519), (338, 49630), (364, 46085), (455, 36868), (676, 24815), (709, 23660), (845, 19852), (910, 18434), (1183, 14180), (1418, 11830), (1690, 9926), (1820, 9217), (2366, 7090), (2836, 5915), (3380, 4963), (3545, 4732)]