2828080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 80

約数和(自身を含む): 7231680

約数和(自身を除く): 4403600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 53, 58, 80, 92, 106, 115, 116, 145, 184, 212, 230, 232, 265, 290, 368, 424, 460, 464, 530, 580, 667, 848, 920, 1060, 1160, 1219, 1334, 1537, 1840, 2120, 2320, 2438, 2668, 3074, 3335, 4240, 4876, 5336, 6095, 6148, 6670, 7685, 9752, 10672, 12190, 12296, 13340, 15370, 19504, 24380, 24592, 26680, 30740, 35351, 48760, 53360, 61480, 70702, 97520, 122960, 141404, 176755, 282808, 353510, 565616, 707020, 1414040, 2828080]

約数ペア:

[(1, 2828080), (2, 1414040), (4, 707020), (5, 565616), (8, 353510), (10, 282808), (16, 176755), (20, 141404), (23, 122960), (29, 97520), (40, 70702), (46, 61480), (53, 53360), (58, 48760), (80, 35351), (92, 30740), (106, 26680), (115, 24592), (116, 24380), (145, 19504), (184, 15370), (212, 13340), (230, 12296), (232, 12190), (265, 10672), (290, 9752), (368, 7685), (424, 6670), (460, 6148), (464, 6095), (530, 5336), (580, 4876), (667, 4240), (848, 3335), (920, 3074), (1060, 2668), (1160, 2438), (1219, 2320), (1334, 2120), (1537, 1840)]