201012040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^2\times {\mathrm{1789}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 461229300

約数和(自身を除く): 260217260

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1789, 2120, 2809, 3578, 5618, 7156, 8945, 11236, 14045, 14312, 17890, 22472, 28090, 35780, 56180, 71560, 94817, 112360, 189634, 379268, 474085, 758536, 948170, 1896340, 3792680, 5025301, 10050602, 20101204, 25126505, 40202408, 50253010, 100506020, 201012040]

約数ペア:

[(1, 201012040), (2, 100506020), (4, 50253010), (5, 40202408), (8, 25126505), (10, 20101204), (20, 10050602), (40, 5025301), (53, 3792680), (106, 1896340), (212, 948170), (265, 758536), (424, 474085), (530, 379268), (1060, 189634), (1789, 112360), (2120, 94817), (2809, 71560), (3578, 56180), (5618, 35780), (7156, 28090), (8945, 22472), (11236, 17890), (14045, 14312)]