858678040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{18947}}^1$

素因数の和:19072

約数の個数: 64

約数和(自身を含む): 2128239360

約数和(自身を除く): 1269561320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 110, 206, 220, 412, 440, 515, 824, 1030, 1133, 2060, 2266, 4120, 4532, 5665, 9064, 11330, 18947, 22660, 37894, 45320, 75788, 94735, 151576, 189470, 208417, 378940, 416834, 757880, 833668, 1042085, 1667336, 1951541, 2084170, 3903082, 4168340, 7806164, 8336680, 9757705, 15612328, 19515410, 21466951, 39030820, 42933902, 78061640, 85867804, 107334755, 171735608, 214669510, 429339020, 858678040]

約数ペア:

[(1, 858678040), (2, 429339020), (4, 214669510), (5, 171735608), (8, 107334755), (10, 85867804), (11, 78061640), (20, 42933902), (22, 39030820), (40, 21466951), (44, 19515410), (55, 15612328), (88, 9757705), (103, 8336680), (110, 7806164), (206, 4168340), (220, 3903082), (412, 2084170), (440, 1951541), (515, 1667336), (824, 1042085), (1030, 833668), (1133, 757880), (2060, 416834), (2266, 378940), (4120, 208417), (4532, 189470), (5665, 151576), (9064, 94735), (11330, 75788), (18947, 45320), (22660, 37894)]