26619580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2381}}^1$

素因数の和:2446

約数の個数: 48

約数和(自身を含む): 61627104

約数和(自身を除く): 35007524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2381, 2795, 4762, 5590, 9524, 11180, 11905, 23810, 30953, 47620, 61906, 102383, 123812, 154765, 204766, 309530, 409532, 511915, 619060, 1023830, 1330979, 2047660, 2661958, 5323916, 6654895, 13309790, 26619580]

約数ペア:

[(1, 26619580), (2, 13309790), (4, 6654895), (5, 5323916), (10, 2661958), (13, 2047660), (20, 1330979), (26, 1023830), (43, 619060), (52, 511915), (65, 409532), (86, 309530), (130, 204766), (172, 154765), (215, 123812), (260, 102383), (430, 61906), (559, 47620), (860, 30953), (1118, 23810), (2236, 11905), (2381, 11180), (2795, 9524), (4762, 5590)]