1605408970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{21881}}^1$

素因数の和:21951

約数の個数: 64

約数和(自身を含む): 3403088640

約数和(自身を除く): 1797679670

約数列:

[1, 2, 5, 10, 11, 22, 23, 29, 46, 55, 58, 110, 115, 145, 230, 253, 290, 319, 506, 638, 667, 1265, 1334, 1595, 2530, 3190, 3335, 6670, 7337, 14674, 21881, 36685, 43762, 73370, 109405, 218810, 240691, 481382, 503263, 634549, 1006526, 1203455, 1269098, 2406910, 2516315, 3172745, 5032630, 5535893, 6345490, 6980039, 11071786, 13960078, 14594627, 27679465, 29189254, 34900195, 55358930, 69800390, 72973135, 145946270, 160540897, 321081794, 802704485, 1605408970]

約数ペア:

[(1, 1605408970), (2, 802704485), (5, 321081794), (10, 160540897), (11, 145946270), (22, 72973135), (23, 69800390), (29, 55358930), (46, 34900195), (55, 29189254), (58, 27679465), (110, 14594627), (115, 13960078), (145, 11071786), (230, 6980039), (253, 6345490), (290, 5535893), (319, 5032630), (506, 3172745), (638, 2516315), (667, 2406910), (1265, 1269098), (1334, 1203455), (1595, 1006526), (2530, 634549), (3190, 503263), (3335, 481382), (6670, 240691), (7337, 218810), (14674, 109405), (21881, 73370), (36685, 43762)]