320582780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73867}}^1$

素因数の和:73914

約数の個数: 48

約数和(自身を含む): 794228736

約数和(自身を除く): 473645956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 73867, 147734, 295468, 369335, 517069, 738670, 1034138, 1477340, 2068276, 2289877, 2585345, 4579754, 5170690, 9159508, 10341380, 11449385, 16029139, 22898770, 32058278, 45797540, 64116556, 80145695, 160291390, 320582780]

約数ペア:

[(1, 320582780), (2, 160291390), (4, 80145695), (5, 64116556), (7, 45797540), (10, 32058278), (14, 22898770), (20, 16029139), (28, 11449385), (31, 10341380), (35, 9159508), (62, 5170690), (70, 4579754), (124, 2585345), (140, 2289877), (155, 2068276), (217, 1477340), (310, 1034138), (434, 738670), (620, 517069), (868, 369335), (1085, 295468), (2170, 147734), (4340, 73867)]