2142680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 5365440

約数和(自身を除く): 3222760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 137, 170, 184, 230, 274, 340, 391, 460, 548, 680, 685, 782, 920, 1096, 1370, 1564, 1955, 2329, 2740, 3128, 3151, 3910, 4658, 5480, 6302, 7820, 9316, 11645, 12604, 15640, 15755, 18632, 23290, 25208, 31510, 46580, 53567, 63020, 93160, 107134, 126040, 214268, 267835, 428536, 535670, 1071340, 2142680]

約数ペア:

[(1, 2142680), (2, 1071340), (4, 535670), (5, 428536), (8, 267835), (10, 214268), (17, 126040), (20, 107134), (23, 93160), (34, 63020), (40, 53567), (46, 46580), (68, 31510), (85, 25208), (92, 23290), (115, 18632), (136, 15755), (137, 15640), (170, 12604), (184, 11645), (230, 9316), (274, 7820), (340, 6302), (391, 5480), (460, 4658), (548, 3910), (680, 3151), (685, 3128), (782, 2740), (920, 2329), (1096, 1955), (1370, 1564)]