7738640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1063}}^1$

素因数の和:1096

約数の個数: 80

約数和(自身を含む): 22165248

約数和(自身を除く): 14426608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1063, 1456, 1820, 2126, 3640, 4252, 5315, 7280, 7441, 8504, 10630, 13819, 14882, 17008, 21260, 27638, 29764, 37205, 42520, 55276, 59528, 69095, 74410, 85040, 96733, 110552, 119056, 138190, 148820, 193466, 221104, 276380, 297640, 386932, 483665, 552760, 595280, 773864, 967330, 1105520, 1547728, 1934660, 3869320, 7738640]

約数ペア:

[(1, 7738640), (2, 3869320), (4, 1934660), (5, 1547728), (7, 1105520), (8, 967330), (10, 773864), (13, 595280), (14, 552760), (16, 483665), (20, 386932), (26, 297640), (28, 276380), (35, 221104), (40, 193466), (52, 148820), (56, 138190), (65, 119056), (70, 110552), (80, 96733), (91, 85040), (104, 74410), (112, 69095), (130, 59528), (140, 55276), (182, 42520), (208, 37205), (260, 29764), (280, 27638), (364, 21260), (455, 17008), (520, 14882), (560, 13819), (728, 10630), (910, 8504), (1040, 7441), (1063, 7280), (1456, 5315), (1820, 4252), (2126, 3640)]