1900767440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{166151}}^1$

素因数の和:166188

約数の個数: 80

約数和(自身を含む): 5191917696

約数和(自身を除く): 3291150256

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 166151, 332302, 664604, 830755, 1329208, 1661510, 1827661, 2159963, 2658416, 3323020, 3655322, 4319926, 6646040, 7310644, 8639852, 9138305, 10799815, 13292080, 14621288, 17279704, 18276610, 21599630, 23759593, 29242576, 34559408, 36553220, 43199260, 47519186, 73106440, 86398520, 95038372, 118797965, 146212880, 172797040, 190076744, 237595930, 380153488, 475191860, 950383720, 1900767440]

約数ペア:

[(1, 1900767440), (2, 950383720), (4, 475191860), (5, 380153488), (8, 237595930), (10, 190076744), (11, 172797040), (13, 146212880), (16, 118797965), (20, 95038372), (22, 86398520), (26, 73106440), (40, 47519186), (44, 43199260), (52, 36553220), (55, 34559408), (65, 29242576), (80, 23759593), (88, 21599630), (104, 18276610), (110, 17279704), (130, 14621288), (143, 13292080), (176, 10799815), (208, 9138305), (220, 8639852), (260, 7310644), (286, 6646040), (440, 4319926), (520, 3655322), (572, 3323020), (715, 2658416), (880, 2159963), (1040, 1827661), (1144, 1661510), (1430, 1329208), (2288, 830755), (2860, 664604), (5720, 332302), (11440, 166151)]