1286190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 3459456

約数和(自身を除く): 2173266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 461, 465, 558, 922, 930, 1383, 1395, 2305, 2766, 2790, 4149, 4610, 6915, 8298, 13830, 14291, 20745, 28582, 41490, 42873, 71455, 85746, 128619, 142910, 214365, 257238, 428730, 643095, 1286190]

約数ペア:

[(1, 1286190), (2, 643095), (3, 428730), (5, 257238), (6, 214365), (9, 142910), (10, 128619), (15, 85746), (18, 71455), (30, 42873), (31, 41490), (45, 28582), (62, 20745), (90, 14291), (93, 13830), (155, 8298), (186, 6915), (279, 4610), (310, 4149), (461, 2790), (465, 2766), (558, 2305), (922, 1395), (930, 1383)]