2507920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 80

約数和(自身を含む): 6428160

約数和(自身を除く): 3920240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 47, 58, 80, 92, 94, 115, 116, 145, 184, 188, 230, 232, 235, 290, 368, 376, 460, 464, 470, 580, 667, 752, 920, 940, 1081, 1160, 1334, 1363, 1840, 1880, 2162, 2320, 2668, 2726, 3335, 3760, 4324, 5336, 5405, 5452, 6670, 6815, 8648, 10672, 10810, 10904, 13340, 13630, 17296, 21620, 21808, 26680, 27260, 31349, 43240, 53360, 54520, 62698, 86480, 109040, 125396, 156745, 250792, 313490, 501584, 626980, 1253960, 2507920]

約数ペア:

[(1, 2507920), (2, 1253960), (4, 626980), (5, 501584), (8, 313490), (10, 250792), (16, 156745), (20, 125396), (23, 109040), (29, 86480), (40, 62698), (46, 54520), (47, 53360), (58, 43240), (80, 31349), (92, 27260), (94, 26680), (115, 21808), (116, 21620), (145, 17296), (184, 13630), (188, 13340), (230, 10904), (232, 10810), (235, 10672), (290, 8648), (368, 6815), (376, 6670), (460, 5452), (464, 5405), (470, 5336), (580, 4324), (667, 3760), (752, 3335), (920, 2726), (940, 2668), (1081, 2320), (1160, 2162), (1334, 1880), (1363, 1840)]