2642130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 7098624

約数和(自身を除く): 4456494

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 947, 1395, 1894, 2790, 2841, 4735, 5682, 8523, 9470, 14205, 17046, 28410, 29357, 42615, 58714, 85230, 88071, 146785, 176142, 264213, 293570, 440355, 528426, 880710, 1321065, 2642130]

約数ペア:

[(1, 2642130), (2, 1321065), (3, 880710), (5, 528426), (6, 440355), (9, 293570), (10, 264213), (15, 176142), (18, 146785), (30, 88071), (31, 85230), (45, 58714), (62, 42615), (90, 29357), (93, 28410), (155, 17046), (186, 14205), (279, 9470), (310, 8523), (465, 5682), (558, 4735), (930, 2841), (947, 2790), (1395, 1894)]