2251120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1513

約数の個数: 40

約数和(自身を含む): 5513040

約数和(自身を除く): 3261920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1481, 1520, 2962, 5924, 7405, 11848, 14810, 23696, 28139, 29620, 56278, 59240, 112556, 118480, 140695, 225112, 281390, 450224, 562780, 1125560, 2251120]

約数ペア:

[(1, 2251120), (2, 1125560), (4, 562780), (5, 450224), (8, 281390), (10, 225112), (16, 140695), (19, 118480), (20, 112556), (38, 59240), (40, 56278), (76, 29620), (80, 28139), (95, 23696), (152, 14810), (190, 11848), (304, 7405), (380, 5924), (760, 2962), (1481, 1520)]