6509220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 18368448

約数和(自身を除く): 11859228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 691, 785, 942, 1382, 1570, 1884, 2073, 2355, 2764, 3140, 3455, 4146, 4710, 6910, 8292, 9420, 10365, 13820, 20730, 41460, 108487, 216974, 325461, 433948, 542435, 650922, 1084870, 1301844, 1627305, 2169740, 3254610, 6509220]

約数ペア:

[(1, 6509220), (2, 3254610), (3, 2169740), (4, 1627305), (5, 1301844), (6, 1084870), (10, 650922), (12, 542435), (15, 433948), (20, 325461), (30, 216974), (60, 108487), (157, 41460), (314, 20730), (471, 13820), (628, 10365), (691, 9420), (785, 8292), (942, 6910), (1382, 4710), (1570, 4146), (1884, 3455), (2073, 3140), (2355, 2764)]