30931340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2383}}^1$

素因数の和:2462

約数の個数: 48

約数和(自身を含む): 72092160

約数和(自身を除く): 41160820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2383, 2596, 3245, 4766, 6490, 9532, 11915, 12980, 23830, 26213, 47660, 52426, 104852, 131065, 140597, 262130, 281194, 524260, 562388, 702985, 1405970, 1546567, 2811940, 3093134, 6186268, 7732835, 15465670, 30931340]

約数ペア:

[(1, 30931340), (2, 15465670), (4, 7732835), (5, 6186268), (10, 3093134), (11, 2811940), (20, 1546567), (22, 1405970), (44, 702985), (55, 562388), (59, 524260), (110, 281194), (118, 262130), (220, 140597), (236, 131065), (295, 104852), (590, 52426), (649, 47660), (1180, 26213), (1298, 23830), (2383, 12980), (2596, 11915), (3245, 9532), (4766, 6490)]