28288410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21929}}^1$

素因数の和:21982

約数の個数: 32

約数和(自身を含む): 69474240

約数和(自身を除く): 41185830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 21929, 43858, 65787, 109645, 131574, 219290, 328935, 657870, 942947, 1885894, 2828841, 4714735, 5657682, 9429470, 14144205, 28288410]

約数ペア:

[(1, 28288410), (2, 14144205), (3, 9429470), (5, 5657682), (6, 4714735), (10, 2828841), (15, 1885894), (30, 942947), (43, 657870), (86, 328935), (129, 219290), (215, 131574), (258, 109645), (430, 65787), (645, 43858), (1290, 21929)]