2867540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 6667920

約数和(自身を除く): 3800380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 269, 410, 533, 538, 820, 1066, 1076, 1345, 2132, 2665, 2690, 3497, 5330, 5380, 6994, 10660, 11029, 13988, 17485, 22058, 34970, 44116, 55145, 69940, 110290, 143377, 220580, 286754, 573508, 716885, 1433770, 2867540]

約数ペア:

[(1, 2867540), (2, 1433770), (4, 716885), (5, 573508), (10, 286754), (13, 220580), (20, 143377), (26, 110290), (41, 69940), (52, 55145), (65, 44116), (82, 34970), (130, 22058), (164, 17485), (205, 13988), (260, 11029), (269, 10660), (410, 6994), (533, 5380), (538, 5330), (820, 3497), (1066, 2690), (1076, 2665), (1345, 2132)]