722984980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{5839}}^1$

素因数の和:6040

約数の個数: 48

約数和(自身を含む): 1565867520

約数和(自身を除く): 842882540

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 151, 164, 205, 302, 410, 604, 755, 820, 1510, 3020, 5839, 6191, 11678, 12382, 23356, 24764, 29195, 30955, 58390, 61910, 116780, 123820, 239399, 478798, 881689, 957596, 1196995, 1763378, 2393990, 3526756, 4408445, 4787980, 8816890, 17633780, 36149249, 72298498, 144596996, 180746245, 361492490, 722984980]

約数ペア:

[(1, 722984980), (2, 361492490), (4, 180746245), (5, 144596996), (10, 72298498), (20, 36149249), (41, 17633780), (82, 8816890), (151, 4787980), (164, 4408445), (205, 3526756), (302, 2393990), (410, 1763378), (604, 1196995), (755, 957596), (820, 881689), (1510, 478798), (3020, 239399), (5839, 123820), (6191, 116780), (11678, 61910), (12382, 58390), (23356, 30955), (24764, 29195)]