2212080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 7395360

約数和(自身を除く): 5183280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 709, 780, 1040, 1418, 1560, 2127, 2836, 3120, 3545, 4254, 5672, 7090, 8508, 9217, 10635, 11344, 14180, 17016, 18434, 21270, 27651, 28360, 34032, 36868, 42540, 46085, 55302, 56720, 73736, 85080, 92170, 110604, 138255, 147472, 170160, 184340, 221208, 276510, 368680, 442416, 553020, 737360, 1106040, 2212080]

約数ペア:

[(1, 2212080), (2, 1106040), (3, 737360), (4, 553020), (5, 442416), (6, 368680), (8, 276510), (10, 221208), (12, 184340), (13, 170160), (15, 147472), (16, 138255), (20, 110604), (24, 92170), (26, 85080), (30, 73736), (39, 56720), (40, 55302), (48, 46085), (52, 42540), (60, 36868), (65, 34032), (78, 28360), (80, 27651), (104, 21270), (120, 18434), (130, 17016), (156, 14180), (195, 11344), (208, 10635), (240, 9217), (260, 8508), (312, 7090), (390, 5672), (520, 4254), (624, 3545), (709, 3120), (780, 2836), (1040, 2127), (1418, 1560)]