31557380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2276

約数の個数: 48

約数和(自身を含む): 71414784

約数和(自身を除く): 39857404

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2213, 2852, 3565, 4426, 7130, 8852, 11065, 14260, 22130, 44260, 50899, 68603, 101798, 137206, 203596, 254495, 274412, 343015, 508990, 686030, 1017980, 1372060, 1577869, 3155738, 6311476, 7889345, 15778690, 31557380]

約数ペア:

[(1, 31557380), (2, 15778690), (4, 7889345), (5, 6311476), (10, 3155738), (20, 1577869), (23, 1372060), (31, 1017980), (46, 686030), (62, 508990), (92, 343015), (115, 274412), (124, 254495), (155, 203596), (230, 137206), (310, 101798), (460, 68603), (620, 50899), (713, 44260), (1426, 22130), (2213, 14260), (2852, 11065), (3565, 8852), (4426, 7130)]