2048588880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{656599}}^1$

素因数の和:656628

約数の個数: 80

約数和(自身を含む): 6839145600

約数和(自身を除く): 4790556720

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, 780, 1040, 1560, 3120, 656599, 1313198, 1969797, 2626396, 3282995, 3939594, 5252792, 6565990, 7879188, 8535787, 9848985, 10505584, 13131980, 15758376, 17071574, 19697970, 25607361, 26263960, 31516752, 34143148, 39395940, 42678935, 51214722, 52527920, 68286296, 78791880, 85357870, 102429444, 128036805, 136572592, 157583760, 170715740, 204858888, 256073610, 341431480, 409717776, 512147220, 682862960, 1024294440, 2048588880]

約数ペア:

[(1, 2048588880), (2, 1024294440), (3, 682862960), (4, 512147220), (5, 409717776), (6, 341431480), (8, 256073610), (10, 204858888), (12, 170715740), (13, 157583760), (15, 136572592), (16, 128036805), (20, 102429444), (24, 85357870), (26, 78791880), (30, 68286296), (39, 52527920), (40, 51214722), (48, 42678935), (52, 39395940), (60, 34143148), (65, 31516752), (78, 26263960), (80, 25607361), (104, 19697970), (120, 17071574), (130, 15758376), (156, 13131980), (195, 10505584), (208, 9848985), (240, 8535787), (260, 7879188), (312, 6565990), (390, 5252792), (520, 3939594), (624, 3282995), (780, 2626396), (1040, 1969797), (1560, 1313198), (3120, 656599)]