720070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 1451520

約数和(自身を除く): 731450

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 191, 290, 377, 382, 754, 955, 1885, 1910, 2483, 3770, 4966, 5539, 11078, 12415, 24830, 27695, 55390, 72007, 144014, 360035, 720070]

約数ペア:

[(1, 720070), (2, 360035), (5, 144014), (10, 72007), (13, 55390), (26, 27695), (29, 24830), (58, 12415), (65, 11078), (130, 5539), (145, 4966), (191, 3770), (290, 2483), (377, 1910), (382, 1885), (754, 955)]