2017803640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{14929}}^1$

素因数の和:15080

約数の個数: 64

約数和(自身を含む): 4729824000

約数和(自身を除く): 2712020360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 218, 248, 310, 436, 545, 620, 872, 1090, 1240, 2180, 3379, 4360, 6758, 13516, 14929, 16895, 27032, 29858, 33790, 59716, 67580, 74645, 119432, 135160, 149290, 298580, 462799, 597160, 925598, 1627261, 1851196, 2313995, 3254522, 3702392, 4627990, 6509044, 8136305, 9255980, 13018088, 16272610, 18511960, 32545220, 50445091, 65090440, 100890182, 201780364, 252225455, 403560728, 504450910, 1008901820, 2017803640]

約数ペア:

[(1, 2017803640), (2, 1008901820), (4, 504450910), (5, 403560728), (8, 252225455), (10, 201780364), (20, 100890182), (31, 65090440), (40, 50445091), (62, 32545220), (109, 18511960), (124, 16272610), (155, 13018088), (218, 9255980), (248, 8136305), (310, 6509044), (436, 4627990), (545, 3702392), (620, 3254522), (872, 2313995), (1090, 1851196), (1240, 1627261), (2180, 925598), (3379, 597160), (4360, 462799), (6758, 298580), (13516, 149290), (14929, 135160), (16895, 119432), (27032, 74645), (29858, 67580), (33790, 59716)]