26849969240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21653201}}^1$

素因数の和:21653243

約数の個数: 32

約数和(自身を含む): 62361221760

約数和(自身を除く): 35511252520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21653201, 43306402, 86612804, 108266005, 173225608, 216532010, 433064020, 671249231, 866128040, 1342498462, 2684996924, 3356246155, 5369993848, 6712492310, 13424984620, 26849969240]

約数ペア:

[(1, 26849969240), (2, 13424984620), (4, 6712492310), (5, 5369993848), (8, 3356246155), (10, 2684996924), (20, 1342498462), (31, 866128040), (40, 671249231), (62, 433064020), (124, 216532010), (155, 173225608), (248, 108266005), (310, 86612804), (620, 43306402), (1240, 21653201)]