140860360

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{10639}}^1$

素因数の和:10981

約数の個数: 32

約数和(自身を含む): 317923200

約数和(自身を除く): 177062840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 10639, 13240, 21278, 42556, 53195, 85112, 106390, 212780, 425560, 3521509, 7043018, 14086036, 17607545, 28172072, 35215090, 70430180, 140860360]

約数ペア:

[(1, 140860360), (2, 70430180), (4, 35215090), (5, 28172072), (8, 17607545), (10, 14086036), (20, 7043018), (40, 3521509), (331, 425560), (662, 212780), (1324, 106390), (1655, 85112), (2648, 53195), (3310, 42556), (6620, 21278), (10639, 13240)]