89754860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18169}}^1$

素因数の和:18210

約数の個数: 48

約数和(自身を含む): 213679200

約数和(自身を除く): 123924340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 18169, 36338, 72676, 90845, 181690, 236197, 345211, 363380, 472394, 690422, 944788, 1180985, 1380844, 1726055, 2361970, 3452110, 4487743, 4723940, 6904220, 8975486, 17950972, 22438715, 44877430, 89754860]

約数ペア:

[(1, 89754860), (2, 44877430), (4, 22438715), (5, 17950972), (10, 8975486), (13, 6904220), (19, 4723940), (20, 4487743), (26, 3452110), (38, 2361970), (52, 1726055), (65, 1380844), (76, 1180985), (95, 944788), (130, 690422), (190, 472394), (247, 363380), (260, 345211), (380, 236197), (494, 181690), (988, 90845), (1235, 72676), (2470, 36338), (4940, 18169)]