28841080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 71668800

約数和(自身を除く): 42827720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 47, 58, 92, 94, 115, 116, 145, 184, 188, 230, 232, 235, 290, 376, 460, 470, 529, 580, 667, 920, 940, 1058, 1081, 1160, 1334, 1363, 1880, 2116, 2162, 2645, 2668, 2726, 3335, 4232, 4324, 5290, 5336, 5405, 5452, 6670, 6815, 8648, 10580, 10810, 10904, 13340, 13630, 15341, 21160, 21620, 24863, 26680, 27260, 30682, 31349, 43240, 49726, 54520, 61364, 62698, 76705, 99452, 122728, 124315, 125396, 153410, 156745, 198904, 248630, 250792, 306820, 313490, 497260, 613640, 626980, 721027, 994520, 1253960, 1442054, 2884108, 3605135, 5768216, 7210270, 14420540, 28841080]

約数ペア:

[(1, 28841080), (2, 14420540), (4, 7210270), (5, 5768216), (8, 3605135), (10, 2884108), (20, 1442054), (23, 1253960), (29, 994520), (40, 721027), (46, 626980), (47, 613640), (58, 497260), (92, 313490), (94, 306820), (115, 250792), (116, 248630), (145, 198904), (184, 156745), (188, 153410), (230, 125396), (232, 124315), (235, 122728), (290, 99452), (376, 76705), (460, 62698), (470, 61364), (529, 54520), (580, 49726), (667, 43240), (920, 31349), (940, 30682), (1058, 27260), (1081, 26680), (1160, 24863), (1334, 21620), (1363, 21160), (1880, 15341), (2116, 13630), (2162, 13340), (2645, 10904), (2668, 10810), (2726, 10580), (3335, 8648), (4232, 6815), (4324, 6670), (5290, 5452), (5336, 5405)]