888971240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8929}}^1$

素因数の和:9090

約数の個数: 64

約数和(自身を含む): 2121768000

約数和(自身を除く): 1232796760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 524, 655, 760, 1048, 1310, 2489, 2620, 4978, 5240, 8929, 9956, 12445, 17858, 19912, 24890, 35716, 44645, 49780, 71432, 89290, 99560, 169651, 178580, 339302, 357160, 678604, 848255, 1169699, 1357208, 1696510, 2339398, 3393020, 4678796, 5848495, 6786040, 9357592, 11696990, 22224281, 23393980, 44448562, 46787960, 88897124, 111121405, 177794248, 222242810, 444485620, 888971240]

約数ペア:

[(1, 888971240), (2, 444485620), (4, 222242810), (5, 177794248), (8, 111121405), (10, 88897124), (19, 46787960), (20, 44448562), (38, 23393980), (40, 22224281), (76, 11696990), (95, 9357592), (131, 6786040), (152, 5848495), (190, 4678796), (262, 3393020), (380, 2339398), (524, 1696510), (655, 1357208), (760, 1169699), (1048, 848255), (1310, 678604), (2489, 357160), (2620, 339302), (4978, 178580), (5240, 169651), (8929, 99560), (9956, 89290), (12445, 71432), (17858, 49780), (19912, 44645), (24890, 35716)]