26221820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 58732128

約数和(自身を除く): 32510308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 233, 331, 340, 466, 662, 932, 1165, 1324, 1655, 2330, 3310, 3961, 4660, 5627, 6620, 7922, 11254, 15844, 19805, 22508, 28135, 39610, 56270, 77123, 79220, 112540, 154246, 308492, 385615, 771230, 1311091, 1542460, 2622182, 5244364, 6555455, 13110910, 26221820]

約数ペア:

[(1, 26221820), (2, 13110910), (4, 6555455), (5, 5244364), (10, 2622182), (17, 1542460), (20, 1311091), (34, 771230), (68, 385615), (85, 308492), (170, 154246), (233, 112540), (331, 79220), (340, 77123), (466, 56270), (662, 39610), (932, 28135), (1165, 22508), (1324, 19805), (1655, 15844), (2330, 11254), (3310, 7922), (3961, 6620), (4660, 5627)]