268496620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{1951}}^1$

素因数の和:2950

約数の個数: 48

約数和(自身を含む): 645378048

約数和(自身を除く): 376881428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 983, 1951, 1966, 3902, 3932, 4915, 6881, 7804, 9755, 9830, 13657, 13762, 19510, 19660, 27314, 27524, 34405, 39020, 54628, 68285, 68810, 136570, 137620, 273140, 1917833, 3835666, 7671332, 9589165, 13424831, 19178330, 26849662, 38356660, 53699324, 67124155, 134248310, 268496620]

約数ペア:

[(1, 268496620), (2, 134248310), (4, 67124155), (5, 53699324), (7, 38356660), (10, 26849662), (14, 19178330), (20, 13424831), (28, 9589165), (35, 7671332), (70, 3835666), (140, 1917833), (983, 273140), (1951, 137620), (1966, 136570), (3902, 68810), (3932, 68285), (4915, 54628), (6881, 39020), (7804, 34405), (9755, 27524), (9830, 27314), (13657, 19660), (13762, 19510)]