299251760

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{7681}}^1$

素因数の和:8181

約数の個数: 40

約数和(自身を含む): 697279776

約数和(自身を除く): 398028016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 3896, 4870, 7681, 7792, 9740, 15362, 19480, 30724, 38405, 38960, 61448, 76810, 122896, 153620, 307240, 614480, 3740647, 7481294, 14962588, 18703235, 29925176, 37406470, 59850352, 74812940, 149625880, 299251760]

約数ペア:

[(1, 299251760), (2, 149625880), (4, 74812940), (5, 59850352), (8, 37406470), (10, 29925176), (16, 18703235), (20, 14962588), (40, 7481294), (80, 3740647), (487, 614480), (974, 307240), (1948, 153620), (2435, 122896), (3896, 76810), (4870, 61448), (7681, 38960), (7792, 38405), (9740, 30724), (15362, 19480)]