7131052040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{48883}}^1$

素因数の和:49422

約数の個数: 64

約数和(自身を含む): 18372562560

約数和(自身を除く): 11241510520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 521, 1042, 2084, 2605, 3647, 4168, 5210, 7294, 10420, 14588, 18235, 20840, 29176, 36470, 48883, 72940, 97766, 145880, 195532, 244415, 342181, 391064, 488830, 684362, 977660, 1368724, 1710905, 1955320, 2737448, 3421810, 6843620, 13687240, 25468043, 50936086, 101872172, 127340215, 178276301, 203744344, 254680430, 356552602, 509360860, 713105204, 891381505, 1018721720, 1426210408, 1782763010, 3565526020, 7131052040]

約数ペア:

[(1, 7131052040), (2, 3565526020), (4, 1782763010), (5, 1426210408), (7, 1018721720), (8, 891381505), (10, 713105204), (14, 509360860), (20, 356552602), (28, 254680430), (35, 203744344), (40, 178276301), (56, 127340215), (70, 101872172), (140, 50936086), (280, 25468043), (521, 13687240), (1042, 6843620), (2084, 3421810), (2605, 2737448), (3647, 1955320), (4168, 1710905), (5210, 1368724), (7294, 977660), (10420, 684362), (14588, 488830), (18235, 391064), (20840, 342181), (29176, 244415), (36470, 195532), (48883, 145880), (72940, 97766)]