612040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 1632960

約数和(自身を除く): 1020920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 107, 110, 130, 143, 214, 220, 260, 286, 428, 440, 520, 535, 572, 715, 856, 1070, 1144, 1177, 1391, 1430, 2140, 2354, 2782, 2860, 4280, 4708, 5564, 5720, 5885, 6955, 9416, 11128, 11770, 13910, 15301, 23540, 27820, 30602, 47080, 55640, 61204, 76505, 122408, 153010, 306020, 612040]

約数ペア:

[(1, 612040), (2, 306020), (4, 153010), (5, 122408), (8, 76505), (10, 61204), (11, 55640), (13, 47080), (20, 30602), (22, 27820), (26, 23540), (40, 15301), (44, 13910), (52, 11770), (55, 11128), (65, 9416), (88, 6955), (104, 5885), (107, 5720), (110, 5564), (130, 4708), (143, 4280), (214, 2860), (220, 2782), (260, 2354), (286, 2140), (428, 1430), (440, 1391), (520, 1177), (535, 1144), (572, 1070), (715, 856)]