1878487760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47629}}^1$

素因数の和:47688

約数の個数: 80

約数和(自身を含む): 4783957200

約数和(自身を除く): 2905469440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4930, 7888, 9860, 19720, 39440, 47629, 95258, 190516, 238145, 381032, 476290, 762064, 809693, 952580, 1381241, 1619386, 1905160, 2762482, 3238772, 3810320, 4048465, 5524964, 6477544, 6906205, 8096930, 11049928, 12955088, 13812410, 16193860, 22099856, 23481097, 27624820, 32387720, 46962194, 55249640, 64775440, 93924388, 110499280, 117405485, 187848776, 234810970, 375697552, 469621940, 939243880, 1878487760]

約数ペア:

[(1, 1878487760), (2, 939243880), (4, 469621940), (5, 375697552), (8, 234810970), (10, 187848776), (16, 117405485), (17, 110499280), (20, 93924388), (29, 64775440), (34, 55249640), (40, 46962194), (58, 32387720), (68, 27624820), (80, 23481097), (85, 22099856), (116, 16193860), (136, 13812410), (145, 12955088), (170, 11049928), (232, 8096930), (272, 6906205), (290, 6477544), (340, 5524964), (464, 4048465), (493, 3810320), (580, 3238772), (680, 2762482), (986, 1905160), (1160, 1619386), (1360, 1381241), (1972, 952580), (2320, 809693), (2465, 762064), (3944, 476290), (4930, 381032), (7888, 238145), (9860, 190516), (19720, 95258), (39440, 47629)]