31868930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{461}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 59609088

約数和(自身を除く): 27740158

約数列:

[1, 2, 5, 10, 31, 62, 155, 223, 310, 446, 461, 922, 1115, 2230, 2305, 4610, 6913, 13826, 14291, 28582, 34565, 69130, 71455, 102803, 142910, 205606, 514015, 1028030, 3186893, 6373786, 15934465, 31868930]

約数ペア:

[(1, 31868930), (2, 15934465), (5, 6373786), (10, 3186893), (31, 1028030), (62, 514015), (155, 205606), (223, 142910), (310, 102803), (446, 71455), (461, 69130), (922, 34565), (1115, 28582), (2230, 14291), (2305, 13826), (4610, 6913)]