8313340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 21546000

約数和(自身を除く): 13232660

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 499, 595, 833, 980, 998, 1190, 1666, 1996, 2380, 2495, 3332, 3493, 4165, 4990, 6986, 8330, 8483, 9980, 13972, 16660, 16966, 17465, 24451, 33932, 34930, 42415, 48902, 59381, 69860, 84830, 97804, 118762, 122255, 169660, 237524, 244510, 296905, 415667, 489020, 593810, 831334, 1187620, 1662668, 2078335, 4156670, 8313340]

約数ペア:

[(1, 8313340), (2, 4156670), (4, 2078335), (5, 1662668), (7, 1187620), (10, 831334), (14, 593810), (17, 489020), (20, 415667), (28, 296905), (34, 244510), (35, 237524), (49, 169660), (68, 122255), (70, 118762), (85, 97804), (98, 84830), (119, 69860), (140, 59381), (170, 48902), (196, 42415), (238, 34930), (245, 33932), (340, 24451), (476, 17465), (490, 16966), (499, 16660), (595, 13972), (833, 9980), (980, 8483), (998, 8330), (1190, 6986), (1666, 4990), (1996, 4165), (2380, 3493), (2495, 3332)]