15620696

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 36960000

約数和(自身を除く): 21339304

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 301, 344, 364, 499, 559, 602, 728, 998, 1118, 1204, 1996, 2236, 2408, 3493, 3913, 3992, 4472, 6487, 6986, 7826, 12974, 13972, 15652, 21457, 25948, 27944, 31304, 42914, 45409, 51896, 85828, 90818, 150199, 171656, 181636, 278941, 300398, 363272, 557882, 600796, 1115764, 1201592, 1952587, 2231528, 3905174, 7810348, 15620696]

約数ペア:

[(1, 15620696), (2, 7810348), (4, 3905174), (7, 2231528), (8, 1952587), (13, 1201592), (14, 1115764), (26, 600796), (28, 557882), (43, 363272), (52, 300398), (56, 278941), (86, 181636), (91, 171656), (104, 150199), (172, 90818), (182, 85828), (301, 51896), (344, 45409), (364, 42914), (499, 31304), (559, 27944), (602, 25948), (728, 21457), (998, 15652), (1118, 13972), (1204, 12974), (1996, 7826), (2236, 6986), (2408, 6487), (3493, 4472), (3913, 3992)]