40951384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{643}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 81144000

約数和(自身を除く): 40192616

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 419, 643, 838, 1286, 1676, 2572, 3352, 5144, 7961, 12217, 15922, 24434, 31844, 48868, 63688, 97736, 269417, 538834, 1077668, 2155336, 5118923, 10237846, 20475692, 40951384]

約数ペア:

[(1, 40951384), (2, 20475692), (4, 10237846), (8, 5118923), (19, 2155336), (38, 1077668), (76, 538834), (152, 269417), (419, 97736), (643, 63688), (838, 48868), (1286, 31844), (1676, 24434), (2572, 15922), (3352, 12217), (5144, 7961)]