39876720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12781}}^1$

素因数の和:12810

約数の個数: 80

約数和(自身を含む): 133137312

約数和(自身を除く): 93260592

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, 12781, 25562, 38343, 51124, 63905, 76686, 102248, 127810, 153372, 166153, 191715, 204496, 255620, 306744, 332306, 383430, 498459, 511240, 613488, 664612, 766860, 830765, 996918, 1022480, 1329224, 1533720, 1661530, 1993836, 2492295, 2658448, 3067440, 3323060, 3987672, 4984590, 6646120, 7975344, 9969180, 13292240, 19938360, 39876720]

約数ペア:

[(1, 39876720), (2, 19938360), (3, 13292240), (4, 9969180), (5, 7975344), (6, 6646120), (8, 4984590), (10, 3987672), (12, 3323060), (13, 3067440), (15, 2658448), (16, 2492295), (20, 1993836), (24, 1661530), (26, 1533720), (30, 1329224), (39, 1022480), (40, 996918), (48, 830765), (52, 766860), (60, 664612), (65, 613488), (78, 511240), (80, 498459), (104, 383430), (120, 332306), (130, 306744), (156, 255620), (195, 204496), (208, 191715), (240, 166153), (260, 153372), (312, 127810), (390, 102248), (520, 76686), (624, 63905), (780, 51124), (1040, 38343), (1560, 25562), (3120, 12781)]