938861480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{1259}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 2146435200

約数和(自身を除く): 1207573720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 181, 206, 362, 412, 515, 724, 824, 905, 1030, 1259, 1448, 1810, 2060, 2518, 3620, 4120, 5036, 6295, 7240, 10072, 12590, 18643, 25180, 37286, 50360, 74572, 93215, 129677, 149144, 186430, 227879, 259354, 372860, 455758, 518708, 648385, 745720, 911516, 1037416, 1139395, 1296770, 1823032, 2278790, 2593540, 4557580, 5187080, 9115160, 23471537, 46943074, 93886148, 117357685, 187772296, 234715370, 469430740, 938861480]

約数ペア:

[(1, 938861480), (2, 469430740), (4, 234715370), (5, 187772296), (8, 117357685), (10, 93886148), (20, 46943074), (40, 23471537), (103, 9115160), (181, 5187080), (206, 4557580), (362, 2593540), (412, 2278790), (515, 1823032), (724, 1296770), (824, 1139395), (905, 1037416), (1030, 911516), (1259, 745720), (1448, 648385), (1810, 518708), (2060, 455758), (2518, 372860), (3620, 259354), (4120, 227879), (5036, 186430), (6295, 149144), (7240, 129677), (10072, 93215), (12590, 74572), (18643, 50360), (25180, 37286)]