39011320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 92394720

約数和(自身を除く): 53383400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 215, 296, 344, 370, 430, 613, 740, 860, 1226, 1480, 1591, 1720, 2452, 3065, 3182, 4904, 6130, 6364, 7955, 12260, 12728, 15910, 22681, 24520, 26359, 31820, 45362, 52718, 63640, 90724, 105436, 113405, 131795, 181448, 210872, 226810, 263590, 453620, 527180, 907240, 975283, 1054360, 1950566, 3901132, 4876415, 7802264, 9752830, 19505660, 39011320]

約数ペア:

[(1, 39011320), (2, 19505660), (4, 9752830), (5, 7802264), (8, 4876415), (10, 3901132), (20, 1950566), (37, 1054360), (40, 975283), (43, 907240), (74, 527180), (86, 453620), (148, 263590), (172, 226810), (185, 210872), (215, 181448), (296, 131795), (344, 113405), (370, 105436), (430, 90724), (613, 63640), (740, 52718), (860, 45362), (1226, 31820), (1480, 26359), (1591, 24520), (1720, 22681), (2452, 15910), (3065, 12728), (3182, 12260), (4904, 7955), (6130, 6364)]