22268740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2089}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 51614640

約数和(自身を除く): 29345900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2089, 2132, 2665, 4178, 5330, 8356, 10445, 10660, 20890, 27157, 41780, 54314, 85649, 108628, 135785, 171298, 271570, 342596, 428245, 543140, 856490, 1113437, 1712980, 2226874, 4453748, 5567185, 11134370, 22268740]

約数ペア:

[(1, 22268740), (2, 11134370), (4, 5567185), (5, 4453748), (10, 2226874), (13, 1712980), (20, 1113437), (26, 856490), (41, 543140), (52, 428245), (65, 342596), (82, 271570), (130, 171298), (164, 135785), (205, 108628), (260, 85649), (410, 54314), (533, 41780), (820, 27157), (1066, 20890), (2089, 10660), (2132, 10445), (2665, 8356), (4178, 5330)]