28544180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6577}}^1$

素因数の和:6624

約数の個数: 48

約数和(自身を含む): 70726656

約数和(自身を除く): 42182476

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, 6577, 13154, 26308, 32885, 46039, 65770, 92078, 131540, 184156, 203887, 230195, 407774, 460390, 815548, 920780, 1019435, 1427209, 2038870, 2854418, 4077740, 5708836, 7136045, 14272090, 28544180]

約数ペア:

[(1, 28544180), (2, 14272090), (4, 7136045), (5, 5708836), (7, 4077740), (10, 2854418), (14, 2038870), (20, 1427209), (28, 1019435), (31, 920780), (35, 815548), (62, 460390), (70, 407774), (124, 230195), (140, 203887), (155, 184156), (217, 131540), (310, 92078), (434, 65770), (620, 46039), (868, 32885), (1085, 26308), (2170, 13154), (4340, 6577)]