724835540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{253439}}^1$

素因数の和:253472

約数の個数: 48

約数和(自身を含む): 1788272640

約数和(自身を除く): 1063437100

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, 253439, 506878, 1013756, 1267195, 2534390, 2787829, 3294707, 5068780, 5575658, 6589414, 11151316, 13178828, 13939145, 16473535, 27878290, 32947070, 36241777, 55756580, 65894140, 72483554, 144967108, 181208885, 362417770, 724835540]

約数ペア:

[(1, 724835540), (2, 362417770), (4, 181208885), (5, 144967108), (10, 72483554), (11, 65894140), (13, 55756580), (20, 36241777), (22, 32947070), (26, 27878290), (44, 16473535), (52, 13939145), (55, 13178828), (65, 11151316), (110, 6589414), (130, 5575658), (143, 5068780), (220, 3294707), (260, 2787829), (286, 2534390), (572, 1267195), (715, 1013756), (1430, 506878), (2860, 253439)]