220888070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{4507}}^1$

素因数の和:4569

約数の個数: 48

約数和(自身を含む): 445480560

約数和(自身を除く): 224592490

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 290, 338, 377, 754, 845, 1690, 1885, 3770, 4507, 4901, 9014, 9802, 22535, 24505, 45070, 49010, 58591, 117182, 130703, 261406, 292955, 585910, 653515, 761683, 1307030, 1523366, 1699139, 3398278, 3808415, 7616830, 8495695, 16991390, 22088807, 44177614, 110444035, 220888070]

約数ペア:

[(1, 220888070), (2, 110444035), (5, 44177614), (10, 22088807), (13, 16991390), (26, 8495695), (29, 7616830), (58, 3808415), (65, 3398278), (130, 1699139), (145, 1523366), (169, 1307030), (290, 761683), (338, 653515), (377, 585910), (754, 292955), (845, 261406), (1690, 130703), (1885, 117182), (3770, 58591), (4507, 49010), (4901, 45070), (9014, 24505), (9802, 22535)]