23081980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 50964480

約数和(自身を除く): 27882500

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 631, 1180, 1262, 1829, 2524, 3155, 3658, 6310, 7316, 9145, 12620, 18290, 19561, 36580, 37229, 39122, 74458, 78244, 97805, 148916, 186145, 195610, 372290, 391220, 744580, 1154099, 2308198, 4616396, 5770495, 11540990, 23081980]

約数ペア:

[(1, 23081980), (2, 11540990), (4, 5770495), (5, 4616396), (10, 2308198), (20, 1154099), (31, 744580), (59, 391220), (62, 372290), (118, 195610), (124, 186145), (155, 148916), (236, 97805), (295, 78244), (310, 74458), (590, 39122), (620, 37229), (631, 36580), (1180, 19561), (1262, 18290), (1829, 12620), (2524, 9145), (3155, 7316), (3658, 6310)]