40866990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43943}}^1$

素因数の和:43984

約数の個数: 32

約数和(自身を含む): 101246976

約数和(自身を除く): 60379986

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 43943, 87886, 131829, 219715, 263658, 439430, 659145, 1318290, 1362233, 2724466, 4086699, 6811165, 8173398, 13622330, 20433495, 40866990]

約数ペア:

[(1, 40866990), (2, 20433495), (3, 13622330), (5, 8173398), (6, 6811165), (10, 4086699), (15, 2724466), (30, 1362233), (31, 1318290), (62, 659145), (93, 439430), (155, 263658), (186, 219715), (310, 131829), (465, 87886), (930, 43943)]