2011195220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1\times {\mathrm{4951}}^1$

素因数の和:6048

約数の個数: 48

約数和(自身を含む): 4450857600

約数和(自身を除く): 2439662380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1069, 2138, 4276, 4951, 5345, 9902, 10690, 19804, 20311, 21380, 24755, 40622, 49510, 81244, 94069, 99020, 101555, 188138, 203110, 376276, 406220, 470345, 940690, 1881380, 5292619, 10585238, 21170476, 26463095, 52926190, 100559761, 105852380, 201119522, 402239044, 502798805, 1005597610, 2011195220]

約数ペア:

[(1, 2011195220), (2, 1005597610), (4, 502798805), (5, 402239044), (10, 201119522), (19, 105852380), (20, 100559761), (38, 52926190), (76, 26463095), (95, 21170476), (190, 10585238), (380, 5292619), (1069, 1881380), (2138, 940690), (4276, 470345), (4951, 406220), (5345, 376276), (9902, 203110), (10690, 188138), (19804, 101555), (20311, 99020), (21380, 94069), (24755, 81244), (40622, 49510)]