30427540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10639}}^1$

素因数の和:10672

約数の個数: 48

約数和(自身を含む): 75075840

約数和(自身を除く): 44648300

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 10639, 21278, 42556, 53195, 106390, 117029, 138307, 212780, 234058, 276614, 468116, 553228, 585145, 691535, 1170290, 1383070, 1521377, 2340580, 2766140, 3042754, 6085508, 7606885, 15213770, 30427540]

約数ペア:

[(1, 30427540), (2, 15213770), (4, 7606885), (5, 6085508), (10, 3042754), (11, 2766140), (13, 2340580), (20, 1521377), (22, 1383070), (26, 1170290), (44, 691535), (52, 585145), (55, 553228), (65, 468116), (110, 276614), (130, 234058), (143, 212780), (220, 138307), (260, 117029), (286, 106390), (572, 53195), (715, 42556), (1430, 21278), (2860, 10639)]