2054185680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199049}}^1$

素因数の和:199108

約数の個数: 80

約数和(自身を含む): 6516100800

約数和(自身を除く): 4461915120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 199049, 398098, 597147, 796196, 995245, 1194294, 1592392, 1990490, 2388588, 2985735, 3184784, 3980980, 4777176, 5971470, 7961960, 8559107, 9554352, 11942940, 15923920, 17118214, 23885880, 25677321, 34236428, 42795535, 47771760, 51354642, 68472856, 85591070, 102709284, 128386605, 136945712, 171182140, 205418568, 256773210, 342364280, 410837136, 513546420, 684728560, 1027092840, 2054185680]

約数ペア:

[(1, 2054185680), (2, 1027092840), (3, 684728560), (4, 513546420), (5, 410837136), (6, 342364280), (8, 256773210), (10, 205418568), (12, 171182140), (15, 136945712), (16, 128386605), (20, 102709284), (24, 85591070), (30, 68472856), (40, 51354642), (43, 47771760), (48, 42795535), (60, 34236428), (80, 25677321), (86, 23885880), (120, 17118214), (129, 15923920), (172, 11942940), (215, 9554352), (240, 8559107), (258, 7961960), (344, 5971470), (430, 4777176), (516, 3980980), (645, 3184784), (688, 2985735), (860, 2388588), (1032, 1990490), (1290, 1592392), (1720, 1194294), (2064, 995245), (2580, 796196), (3440, 597147), (5160, 398098), (10320, 199049)]