7920770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 17418240

約数和(自身を除く): 9497470

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 55, 58, 65, 110, 130, 143, 145, 191, 286, 290, 319, 377, 382, 638, 715, 754, 955, 1430, 1595, 1885, 1910, 2101, 2483, 3190, 3770, 4147, 4202, 4966, 5539, 8294, 10505, 11078, 12415, 20735, 21010, 24830, 27313, 27695, 41470, 54626, 55390, 60929, 72007, 121858, 136565, 144014, 273130, 304645, 360035, 609290, 720070, 792077, 1584154, 3960385, 7920770]

約数ペア:

[(1, 7920770), (2, 3960385), (5, 1584154), (10, 792077), (11, 720070), (13, 609290), (22, 360035), (26, 304645), (29, 273130), (55, 144014), (58, 136565), (65, 121858), (110, 72007), (130, 60929), (143, 55390), (145, 54626), (191, 41470), (286, 27695), (290, 27313), (319, 24830), (377, 21010), (382, 20735), (638, 12415), (715, 11078), (754, 10505), (955, 8294), (1430, 5539), (1595, 4966), (1885, 4202), (1910, 4147), (2101, 3770), (2483, 3190)]