40806370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^2$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 84276288

約数和(自身を除く): 43469918

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 127, 230, 253, 254, 506, 635, 1265, 1270, 1397, 2530, 2794, 2921, 5842, 6985, 13970, 14605, 16129, 29210, 32131, 32258, 64262, 80645, 160655, 161290, 177419, 321310, 354838, 370967, 741934, 887095, 1774190, 1854835, 3709670, 4080637, 8161274, 20403185, 40806370]

約数ペア:

[(1, 40806370), (2, 20403185), (5, 8161274), (10, 4080637), (11, 3709670), (22, 1854835), (23, 1774190), (46, 887095), (55, 741934), (110, 370967), (115, 354838), (127, 321310), (230, 177419), (253, 161290), (254, 160655), (506, 80645), (635, 64262), (1265, 32258), (1270, 32131), (1397, 29210), (2530, 16129), (2794, 14605), (2921, 13970), (5842, 6985)]