331388560

素因数分解:

$2^4\times 5^1\times {\mathrm{1481}}^1\times {\mathrm{2797}}^1$

素因数の和:4291

約数の個数: 40

約数和(自身を含む): 771274296

約数和(自身を除く): 439885736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1481, 2797, 2962, 5594, 5924, 7405, 11188, 11848, 13985, 14810, 22376, 23696, 27970, 29620, 44752, 55940, 59240, 111880, 118480, 223760, 4142357, 8284714, 16569428, 20711785, 33138856, 41423570, 66277712, 82847140, 165694280, 331388560]

約数ペア:

[(1, 331388560), (2, 165694280), (4, 82847140), (5, 66277712), (8, 41423570), (10, 33138856), (16, 20711785), (20, 16569428), (40, 8284714), (80, 4142357), (1481, 223760), (2797, 118480), (2962, 111880), (5594, 59240), (5924, 55940), (7405, 44752), (11188, 29620), (11848, 27970), (13985, 23696), (14810, 22376)]