4266340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 9843120

約数和(自身を除く): 5576780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 269, 305, 538, 610, 793, 1076, 1220, 1345, 1586, 2690, 3172, 3497, 3965, 5380, 6994, 7930, 13988, 15860, 16409, 17485, 32818, 34970, 65636, 69940, 82045, 164090, 213317, 328180, 426634, 853268, 1066585, 2133170, 4266340]

約数ペア:

[(1, 4266340), (2, 2133170), (4, 1066585), (5, 853268), (10, 426634), (13, 328180), (20, 213317), (26, 164090), (52, 82045), (61, 69940), (65, 65636), (122, 34970), (130, 32818), (244, 17485), (260, 16409), (269, 15860), (305, 13988), (538, 7930), (610, 6994), (793, 5380), (1076, 3965), (1220, 3497), (1345, 3172), (1586, 2690)]