2488778840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{112921}}^1$

素因数の和:112980

約数の個数: 64

約数和(自身を含む): 6097788000

約数和(自身を除く): 3609009160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 11020, 22040, 112921, 225842, 451684, 564605, 903368, 1129210, 2145499, 2258420, 3274709, 4290998, 4516840, 6549418, 8581996, 10727495, 13098836, 16373545, 17163992, 21454990, 26197672, 32747090, 42909980, 62219471, 65494180, 85819960, 124438942, 130988360, 248877884, 311097355, 497755768, 622194710, 1244389420, 2488778840]

約数ペア:

[(1, 2488778840), (2, 1244389420), (4, 622194710), (5, 497755768), (8, 311097355), (10, 248877884), (19, 130988360), (20, 124438942), (29, 85819960), (38, 65494180), (40, 62219471), (58, 42909980), (76, 32747090), (95, 26197672), (116, 21454990), (145, 17163992), (152, 16373545), (190, 13098836), (232, 10727495), (290, 8581996), (380, 6549418), (551, 4516840), (580, 4290998), (760, 3274709), (1102, 2258420), (1160, 2145499), (2204, 1129210), (2755, 903368), (4408, 564605), (5510, 451684), (11020, 225842), (22040, 112921)]