137021240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{110501}}^1$

素因数の和:110543

約数の個数: 32

約数和(自身を含む): 318245760

約数和(自身を除く): 181224520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 110501, 221002, 442004, 552505, 884008, 1105010, 2210020, 3425531, 4420040, 6851062, 13702124, 17127655, 27404248, 34255310, 68510620, 137021240]

約数ペア:

[(1, 137021240), (2, 68510620), (4, 34255310), (5, 27404248), (8, 17127655), (10, 13702124), (20, 6851062), (31, 4420040), (40, 3425531), (62, 2210020), (124, 1105010), (155, 884008), (248, 552505), (310, 442004), (620, 221002), (1240, 110501)]