20170096820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{273827}}^1$

素因数の和:273992

約数の個数: 48

約数和(自身を含む): 44162979840

約数和(自身を除く): 23992883020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 508, 580, 635, 1270, 2540, 3683, 7366, 14732, 18415, 36830, 73660, 273827, 547654, 1095308, 1369135, 2738270, 5476540, 7940983, 15881966, 31763932, 34776029, 39704915, 69552058, 79409830, 139104116, 158819660, 173880145, 347760290, 695520580, 1008504841, 2017009682, 4034019364, 5042524205, 10085048410, 20170096820]

約数ペア:

[(1, 20170096820), (2, 10085048410), (4, 5042524205), (5, 4034019364), (10, 2017009682), (20, 1008504841), (29, 695520580), (58, 347760290), (116, 173880145), (127, 158819660), (145, 139104116), (254, 79409830), (290, 69552058), (508, 39704915), (580, 34776029), (635, 31763932), (1270, 15881966), (2540, 7940983), (3683, 5476540), (7366, 2738270), (14732, 1369135), (18415, 1095308), (36830, 547654), (73660, 273827)]