18075080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 64

約数和(自身を含む): 45360000

約数和(自身を除く): 27284920

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1399, 1615, 2584, 2798, 3230, 5596, 6460, 6995, 11192, 12920, 13990, 23783, 26581, 27980, 47566, 53162, 55960, 95132, 106324, 118915, 132905, 190264, 212648, 237830, 265810, 451877, 475660, 531620, 903754, 951320, 1063240, 1807508, 2259385, 3615016, 4518770, 9037540, 18075080]

約数ペア:

[(1, 18075080), (2, 9037540), (4, 4518770), (5, 3615016), (8, 2259385), (10, 1807508), (17, 1063240), (19, 951320), (20, 903754), (34, 531620), (38, 475660), (40, 451877), (68, 265810), (76, 237830), (85, 212648), (95, 190264), (136, 132905), (152, 118915), (170, 106324), (190, 95132), (323, 55960), (340, 53162), (380, 47566), (646, 27980), (680, 26581), (760, 23783), (1292, 13990), (1399, 12920), (1615, 11192), (2584, 6995), (2798, 6460), (3230, 5596)]