4097540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5216380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 263, 380, 410, 526, 779, 820, 1052, 1315, 1558, 2630, 3116, 3895, 4997, 5260, 7790, 9994, 10783, 15580, 19988, 21566, 24985, 43132, 49970, 53915, 99940, 107830, 204877, 215660, 409754, 819508, 1024385, 2048770, 4097540]

約数ペア:

[(1, 4097540), (2, 2048770), (4, 1024385), (5, 819508), (10, 409754), (19, 215660), (20, 204877), (38, 107830), (41, 99940), (76, 53915), (82, 49970), (95, 43132), (164, 24985), (190, 21566), (205, 19988), (263, 15580), (380, 10783), (410, 9994), (526, 7790), (779, 5260), (820, 4997), (1052, 3895), (1315, 3116), (1558, 2630)]