12138880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1491

約数の個数: 64

約数和(自身を含む): 31273200

約数和(自身を除く): 19134320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1459, 1664, 2080, 2918, 4160, 5836, 7295, 8320, 11672, 14590, 18967, 23344, 29180, 37934, 46688, 58360, 75868, 93376, 94835, 116720, 151736, 186752, 189670, 233440, 303472, 379340, 466880, 606944, 758680, 933760, 1213888, 1517360, 2427776, 3034720, 6069440, 12138880]

約数ペア:

[(1, 12138880), (2, 6069440), (4, 3034720), (5, 2427776), (8, 1517360), (10, 1213888), (13, 933760), (16, 758680), (20, 606944), (26, 466880), (32, 379340), (40, 303472), (52, 233440), (64, 189670), (65, 186752), (80, 151736), (104, 116720), (128, 94835), (130, 93376), (160, 75868), (208, 58360), (260, 46688), (320, 37934), (416, 29180), (520, 23344), (640, 18967), (832, 14590), (1040, 11672), (1459, 8320), (1664, 7295), (2080, 5836), (2918, 4160)]