858461740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1\times {\mathrm{1259}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 1827221760

約数和(自身を除く): 968760020

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 331, 412, 515, 662, 1030, 1259, 1324, 1655, 2060, 2518, 3310, 5036, 6295, 6620, 12590, 25180, 34093, 68186, 129677, 136372, 170465, 259354, 340930, 416729, 518708, 648385, 681860, 833458, 1296770, 1666916, 2083645, 2593540, 4167290, 8334580, 42923087, 85846174, 171692348, 214615435, 429230870, 858461740]

約数ペア:

[(1, 858461740), (2, 429230870), (4, 214615435), (5, 171692348), (10, 85846174), (20, 42923087), (103, 8334580), (206, 4167290), (331, 2593540), (412, 2083645), (515, 1666916), (662, 1296770), (1030, 833458), (1259, 681860), (1324, 648385), (1655, 518708), (2060, 416729), (2518, 340930), (3310, 259354), (5036, 170465), (6295, 136372), (6620, 129677), (12590, 68186), (25180, 34093)]