26173240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15217}}^1$

素因数の和:15271

約数の個数: 32

約数和(自身を含む): 60263280

約数和(自身を除く): 34090040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 15217, 30434, 60868, 76085, 121736, 152170, 304340, 608680, 654331, 1308662, 2617324, 3271655, 5234648, 6543310, 13086620, 26173240]

約数ペア:

[(1, 26173240), (2, 13086620), (4, 6543310), (5, 5234648), (8, 3271655), (10, 2617324), (20, 1308662), (40, 654331), (43, 608680), (86, 304340), (172, 152170), (215, 121736), (344, 76085), (430, 60868), (860, 30434), (1720, 15217)]