1970086040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{51899}}^1$

素因数の和:51996

約数の個数: 64

約数和(自身を含む): 4839156000

約数和(自身を除く): 2869069960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 2920, 3796, 4745, 7592, 9490, 18980, 37960, 51899, 103798, 207596, 259495, 415192, 518990, 674687, 1037980, 1349374, 2075960, 2698748, 3373435, 3788627, 5397496, 6746870, 7577254, 13493740, 15154508, 18943135, 26987480, 30309016, 37886270, 49252151, 75772540, 98504302, 151545080, 197008604, 246260755, 394017208, 492521510, 985043020, 1970086040]

約数ペア:

[(1, 1970086040), (2, 985043020), (4, 492521510), (5, 394017208), (8, 246260755), (10, 197008604), (13, 151545080), (20, 98504302), (26, 75772540), (40, 49252151), (52, 37886270), (65, 30309016), (73, 26987480), (104, 18943135), (130, 15154508), (146, 13493740), (260, 7577254), (292, 6746870), (365, 5397496), (520, 3788627), (584, 3373435), (730, 2698748), (949, 2075960), (1460, 1349374), (1898, 1037980), (2920, 674687), (3796, 518990), (4745, 415192), (7592, 259495), (9490, 207596), (18980, 103798), (37960, 51899)]