2912653640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{294803}}^1$

素因数の和:294846

約数の個数: 64

約数和(自身を含む): 7429060800

約数和(自身を除く): 4516407160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 294803, 589606, 1179212, 1474015, 2358424, 2948030, 3832439, 5601257, 5896060, 7664878, 11202514, 11792120, 15329756, 19162195, 22405028, 28006285, 30659512, 38324390, 44810056, 56012570, 72816341, 76648780, 112025140, 145632682, 153297560, 224050280, 291265364, 364081705, 582530728, 728163410, 1456326820, 2912653640]

約数ペア:

[(1, 2912653640), (2, 1456326820), (4, 728163410), (5, 582530728), (8, 364081705), (10, 291265364), (13, 224050280), (19, 153297560), (20, 145632682), (26, 112025140), (38, 76648780), (40, 72816341), (52, 56012570), (65, 44810056), (76, 38324390), (95, 30659512), (104, 28006285), (130, 22405028), (152, 19162195), (190, 15329756), (247, 11792120), (260, 11202514), (380, 7664878), (494, 5896060), (520, 5601257), (760, 3832439), (988, 2948030), (1235, 2358424), (1976, 1474015), (2470, 1179212), (4940, 589606), (9880, 294803)]