20995170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5881}}^1$

素因数の和:5915

約数の個数: 64

約数和(自身を含む): 60984576

約数和(自身を除く): 39989406

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 5881, 11762, 17643, 29405, 35286, 41167, 58810, 82334, 88215, 99977, 123501, 176430, 199954, 205835, 247002, 299931, 411670, 499885, 599862, 617505, 699839, 999770, 1235010, 1399678, 1499655, 2099517, 2999310, 3499195, 4199034, 6998390, 10497585, 20995170]

約数ペア:

[(1, 20995170), (2, 10497585), (3, 6998390), (5, 4199034), (6, 3499195), (7, 2999310), (10, 2099517), (14, 1499655), (15, 1399678), (17, 1235010), (21, 999770), (30, 699839), (34, 617505), (35, 599862), (42, 499885), (51, 411670), (70, 299931), (85, 247002), (102, 205835), (105, 199954), (119, 176430), (170, 123501), (210, 99977), (238, 88215), (255, 82334), (357, 58810), (510, 41167), (595, 35286), (714, 29405), (1190, 17643), (1785, 11762), (3570, 5881)]