57708980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13297}}^1$

素因数の和:13344

約数の個数: 48

約数和(自身を含む): 142980096

約数和(自身を除く): 85271116

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, 13297, 26594, 53188, 66485, 93079, 132970, 186158, 265940, 372316, 412207, 465395, 824414, 930790, 1648828, 1861580, 2061035, 2885449, 4122070, 5770898, 8244140, 11541796, 14427245, 28854490, 57708980]

約数ペア:

[(1, 57708980), (2, 28854490), (4, 14427245), (5, 11541796), (7, 8244140), (10, 5770898), (14, 4122070), (20, 2885449), (28, 2061035), (31, 1861580), (35, 1648828), (62, 930790), (70, 824414), (124, 465395), (140, 412207), (155, 372316), (217, 265940), (310, 186158), (434, 132970), (620, 93079), (868, 66485), (1085, 53188), (2170, 26594), (4340, 13297)]