375843940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{1543}}^1$

素因数の和:2212

約数の個数: 48

約数和(自身を含む): 832648320

約数和(自身を除く): 456804380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 641, 1282, 1543, 2564, 3086, 3205, 6172, 6410, 7715, 12179, 12820, 15430, 24358, 29317, 30860, 48716, 58634, 60895, 117268, 121790, 146585, 243580, 293170, 586340, 989063, 1978126, 3956252, 4945315, 9890630, 18792197, 19781260, 37584394, 75168788, 93960985, 187921970, 375843940]

約数ペア:

[(1, 375843940), (2, 187921970), (4, 93960985), (5, 75168788), (10, 37584394), (19, 19781260), (20, 18792197), (38, 9890630), (76, 4945315), (95, 3956252), (190, 1978126), (380, 989063), (641, 586340), (1282, 293170), (1543, 243580), (2564, 146585), (3086, 121790), (3205, 117268), (6172, 60895), (6410, 58634), (7715, 48716), (12179, 30860), (12820, 29317), (15430, 24358)]