15489770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1790

約数の個数: 32

約数和(自身を含む): 29790720

約数和(自身を除く): 14300950

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1723, 1798, 3446, 4495, 8615, 8990, 17230, 49967, 53413, 99934, 106826, 249835, 267065, 499670, 534130, 1548977, 3097954, 7744885, 15489770]

約数ペア:

[(1, 15489770), (2, 7744885), (5, 3097954), (10, 1548977), (29, 534130), (31, 499670), (58, 267065), (62, 249835), (145, 106826), (155, 99934), (290, 53413), (310, 49967), (899, 17230), (1723, 8990), (1798, 8615), (3446, 4495)]