20932080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6709}}^1$

素因数の和:6738

約数の個数: 80

約数和(自身を含む): 69891360

約数和(自身を除く): 48959280

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, 6709, 13418, 20127, 26836, 33545, 40254, 53672, 67090, 80508, 87217, 100635, 107344, 134180, 161016, 174434, 201270, 261651, 268360, 322032, 348868, 402540, 436085, 523302, 536720, 697736, 805080, 872170, 1046604, 1308255, 1395472, 1610160, 1744340, 2093208, 2616510, 3488680, 4186416, 5233020, 6977360, 10466040, 20932080]

約数ペア:

[(1, 20932080), (2, 10466040), (3, 6977360), (4, 5233020), (5, 4186416), (6, 3488680), (8, 2616510), (10, 2093208), (12, 1744340), (13, 1610160), (15, 1395472), (16, 1308255), (20, 1046604), (24, 872170), (26, 805080), (30, 697736), (39, 536720), (40, 523302), (48, 436085), (52, 402540), (60, 348868), (65, 322032), (78, 268360), (80, 261651), (104, 201270), (120, 174434), (130, 161016), (156, 134180), (195, 107344), (208, 100635), (240, 87217), (260, 80508), (312, 67090), (390, 53672), (520, 40254), (624, 33545), (780, 26836), (1040, 20127), (1560, 13418), (3120, 6709)]