1850666540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1\times {\mathrm{2281}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 3933437760

約数和(自身を除く): 2082771220

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 359, 452, 565, 718, 1130, 1436, 1795, 2260, 2281, 3590, 4562, 7180, 9124, 11405, 22810, 40567, 45620, 81134, 162268, 202835, 257753, 405670, 515506, 811340, 818879, 1031012, 1288765, 1637758, 2577530, 3275516, 4094395, 5155060, 8188790, 16377580, 92533327, 185066654, 370133308, 462666635, 925333270, 1850666540]

約数ペア:

[(1, 1850666540), (2, 925333270), (4, 462666635), (5, 370133308), (10, 185066654), (20, 92533327), (113, 16377580), (226, 8188790), (359, 5155060), (452, 4094395), (565, 3275516), (718, 2577530), (1130, 1637758), (1436, 1288765), (1795, 1031012), (2260, 818879), (2281, 811340), (3590, 515506), (4562, 405670), (7180, 257753), (9124, 202835), (11405, 162268), (22810, 81134), (40567, 45620)]