28135020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11437}}^1$

素因数の和:11490

約数の個数: 48

約数和(自身を含む): 80706528

約数和(自身を除く): 52571508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 11437, 22874, 34311, 45748, 57185, 68622, 114370, 137244, 171555, 228740, 343110, 468917, 686220, 937834, 1406751, 1875668, 2344585, 2813502, 4689170, 5627004, 7033755, 9378340, 14067510, 28135020]

約数ペア:

[(1, 28135020), (2, 14067510), (3, 9378340), (4, 7033755), (5, 5627004), (6, 4689170), (10, 2813502), (12, 2344585), (15, 1875668), (20, 1406751), (30, 937834), (41, 686220), (60, 468917), (82, 343110), (123, 228740), (164, 171555), (205, 137244), (246, 114370), (410, 68622), (492, 57185), (615, 45748), (820, 34311), (1230, 22874), (2460, 11437)]