8234840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 19872000

約数和(自身を除く): 11637160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 229, 232, 248, 290, 310, 458, 580, 620, 899, 916, 1145, 1160, 1240, 1798, 1832, 2290, 3596, 4495, 4580, 6641, 7099, 7192, 8990, 9160, 13282, 14198, 17980, 26564, 28396, 33205, 35495, 35960, 53128, 56792, 66410, 70990, 132820, 141980, 205871, 265640, 283960, 411742, 823484, 1029355, 1646968, 2058710, 4117420, 8234840]

約数ペア:

[(1, 8234840), (2, 4117420), (4, 2058710), (5, 1646968), (8, 1029355), (10, 823484), (20, 411742), (29, 283960), (31, 265640), (40, 205871), (58, 141980), (62, 132820), (116, 70990), (124, 66410), (145, 56792), (155, 53128), (229, 35960), (232, 35495), (248, 33205), (290, 28396), (310, 26564), (458, 17980), (580, 14198), (620, 13282), (899, 9160), (916, 8990), (1145, 7192), (1160, 7099), (1240, 6641), (1798, 4580), (1832, 4495), (2290, 3596)]