20210403400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9186547}}^1$

素因数の和:9186574

約数の個数: 48

約数和(自身を含む): 51260937840

約数和(自身を除く): 31050534440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 9186547, 18373094, 36746188, 45932735, 73492376, 91865470, 101052017, 183730940, 202104034, 229663675, 367461880, 404208068, 459327350, 505260085, 808416136, 918654700, 1010520170, 1837309400, 2021040340, 2526300425, 4042080680, 5052600850, 10105201700, 20210403400]

約数ペア:

[(1, 20210403400), (2, 10105201700), (4, 5052600850), (5, 4042080680), (8, 2526300425), (10, 2021040340), (11, 1837309400), (20, 1010520170), (22, 918654700), (25, 808416136), (40, 505260085), (44, 459327350), (50, 404208068), (55, 367461880), (88, 229663675), (100, 202104034), (110, 183730940), (200, 101052017), (220, 91865470), (275, 73492376), (440, 45932735), (550, 36746188), (1100, 18373094), (2200, 9186547)]