19135920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1210

約数の個数: 80

約数和(自身を含む): 60210432

約数和(自身を除く): 41074512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1123, 1136, 1420, 1704, 2130, 2246, 2840, 3369, 3408, 4260, 4492, 5615, 5680, 6738, 8520, 8984, 11230, 13476, 16845, 17040, 17968, 22460, 26952, 33690, 44920, 53904, 67380, 79733, 89840, 134760, 159466, 239199, 269520, 318932, 398665, 478398, 637864, 797330, 956796, 1195995, 1275728, 1594660, 1913592, 2391990, 3189320, 3827184, 4783980, 6378640, 9567960, 19135920]

約数ペア:

[(1, 19135920), (2, 9567960), (3, 6378640), (4, 4783980), (5, 3827184), (6, 3189320), (8, 2391990), (10, 1913592), (12, 1594660), (15, 1275728), (16, 1195995), (20, 956796), (24, 797330), (30, 637864), (40, 478398), (48, 398665), (60, 318932), (71, 269520), (80, 239199), (120, 159466), (142, 134760), (213, 89840), (240, 79733), (284, 67380), (355, 53904), (426, 44920), (568, 33690), (710, 26952), (852, 22460), (1065, 17968), (1123, 17040), (1136, 16845), (1420, 13476), (1704, 11230), (2130, 8984), (2246, 8520), (2840, 6738), (3369, 5680), (3408, 5615), (4260, 4492)]