377011420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{3637}}^1$

素因数の和:3790

約数の個数: 48

約数和(自身を含む): 814097088

約数和(自身を除く): 437085668

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 142, 146, 284, 292, 355, 365, 710, 730, 1420, 1460, 3637, 5183, 7274, 10366, 14548, 18185, 20732, 25915, 36370, 51830, 72740, 103660, 258227, 265501, 516454, 531002, 1032908, 1062004, 1291135, 1327505, 2582270, 2655010, 5164540, 5310020, 18850571, 37701142, 75402284, 94252855, 188505710, 377011420]

約数ペア:

[(1, 377011420), (2, 188505710), (4, 94252855), (5, 75402284), (10, 37701142), (20, 18850571), (71, 5310020), (73, 5164540), (142, 2655010), (146, 2582270), (284, 1327505), (292, 1291135), (355, 1062004), (365, 1032908), (710, 531002), (730, 516454), (1420, 265501), (1460, 258227), (3637, 103660), (5183, 72740), (7274, 51830), (10366, 36370), (14548, 25915), (18185, 20732)]