486537220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{30677}}^1$

素因数の和:30760

約数の個数: 48

約数和(自身を含む): 1118397168

約数和(自身を除く): 631859948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860, 30677, 61354, 122708, 153385, 306770, 398801, 613540, 797602, 1595204, 1871297, 1994005, 3742594, 3988010, 7485188, 7976020, 9356485, 18712970, 24326861, 37425940, 48653722, 97307444, 121634305, 243268610, 486537220]

約数ペア:

[(1, 486537220), (2, 243268610), (4, 121634305), (5, 97307444), (10, 48653722), (13, 37425940), (20, 24326861), (26, 18712970), (52, 9356485), (61, 7976020), (65, 7485188), (122, 3988010), (130, 3742594), (244, 1994005), (260, 1871297), (305, 1595204), (610, 797602), (793, 613540), (1220, 398801), (1586, 306770), (3172, 153385), (3965, 122708), (7930, 61354), (15860, 30677)]