13909220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 32008368

約数和(自身を除く): 18099148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 877, 1220, 1586, 1754, 3172, 3508, 3965, 4385, 7930, 8770, 11401, 15860, 17540, 22802, 45604, 53497, 57005, 106994, 114010, 213988, 228020, 267485, 534970, 695461, 1069940, 1390922, 2781844, 3477305, 6954610, 13909220]

約数ペア:

[(1, 13909220), (2, 6954610), (4, 3477305), (5, 2781844), (10, 1390922), (13, 1069940), (20, 695461), (26, 534970), (52, 267485), (61, 228020), (65, 213988), (122, 114010), (130, 106994), (244, 57005), (260, 53497), (305, 45604), (610, 22802), (793, 17540), (877, 15860), (1220, 11401), (1586, 8770), (1754, 7930), (3172, 4385), (3508, 3965)]