1220002020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{52541}}^1$

素因数の和:52602

約数の個数: 96

約数和(自身を含む): 3883904640

約数和(自身を除く): 2663902620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1290, 1548, 1935, 2322, 2580, 3870, 4644, 5805, 7740, 11610, 23220, 52541, 105082, 157623, 210164, 262705, 315246, 472869, 525410, 630492, 788115, 945738, 1050820, 1418607, 1576230, 1891476, 2259263, 2364345, 2837214, 3152460, 4518526, 4728690, 5674428, 6777789, 7093035, 9037052, 9457380, 11296315, 13555578, 14186070, 20333367, 22592630, 27111156, 28372140, 33888945, 40666734, 45185260, 61000101, 67777890, 81333468, 101666835, 122000202, 135555780, 203333670, 244000404, 305000505, 406667340, 610001010, 1220002020]

約数ペア:

[(1, 1220002020), (2, 610001010), (3, 406667340), (4, 305000505), (5, 244000404), (6, 203333670), (9, 135555780), (10, 122000202), (12, 101666835), (15, 81333468), (18, 67777890), (20, 61000101), (27, 45185260), (30, 40666734), (36, 33888945), (43, 28372140), (45, 27111156), (54, 22592630), (60, 20333367), (86, 14186070), (90, 13555578), (108, 11296315), (129, 9457380), (135, 9037052), (172, 7093035), (180, 6777789), (215, 5674428), (258, 4728690), (270, 4518526), (387, 3152460), (430, 2837214), (516, 2364345), (540, 2259263), (645, 1891476), (774, 1576230), (860, 1418607), (1161, 1050820), (1290, 945738), (1548, 788115), (1935, 630492), (2322, 525410), (2580, 472869), (3870, 315246), (4644, 262705), (5805, 210164), (7740, 157623), (11610, 105082), (23220, 52541)]