40870380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2357}}^1$

素因数の和:2403

約数の個数: 72

約数和(自身を含む): 121616208

約数和(自身を除く): 80745828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2357, 2890, 3468, 4335, 4714, 5780, 7071, 8670, 9428, 11785, 14142, 17340, 23570, 28284, 35355, 40069, 47140, 70710, 80138, 120207, 141420, 160276, 200345, 240414, 400690, 480828, 601035, 681173, 801380, 1202070, 1362346, 2043519, 2404140, 2724692, 3405865, 4087038, 6811730, 8174076, 10217595, 13623460, 20435190, 40870380]

約数ペア:

[(1, 40870380), (2, 20435190), (3, 13623460), (4, 10217595), (5, 8174076), (6, 6811730), (10, 4087038), (12, 3405865), (15, 2724692), (17, 2404140), (20, 2043519), (30, 1362346), (34, 1202070), (51, 801380), (60, 681173), (68, 601035), (85, 480828), (102, 400690), (170, 240414), (204, 200345), (255, 160276), (289, 141420), (340, 120207), (510, 80138), (578, 70710), (867, 47140), (1020, 40069), (1156, 35355), (1445, 28284), (1734, 23570), (2357, 17340), (2890, 14142), (3468, 11785), (4335, 9428), (4714, 8670), (5780, 7071)]