207053960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{166979}}^1$

素因数の和:167021

約数の個数: 32

約数和(自身を含む): 480902400

約数和(自身を除く): 273848440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 166979, 333958, 667916, 834895, 1335832, 1669790, 3339580, 5176349, 6679160, 10352698, 20705396, 25881745, 41410792, 51763490, 103526980, 207053960]

約数ペア:

[(1, 207053960), (2, 103526980), (4, 51763490), (5, 41410792), (8, 25881745), (10, 20705396), (20, 10352698), (31, 6679160), (40, 5176349), (62, 3339580), (124, 1669790), (155, 1335832), (248, 834895), (310, 667916), (620, 333958), (1240, 166979)]