1845560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 64

約数和(自身を含む): 4514400

約数和(自身を除く): 2668840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 43, 58, 74, 86, 116, 145, 148, 172, 185, 215, 232, 290, 296, 344, 370, 430, 580, 740, 860, 1073, 1160, 1247, 1480, 1591, 1720, 2146, 2494, 3182, 4292, 4988, 5365, 6235, 6364, 7955, 8584, 9976, 10730, 12470, 12728, 15910, 21460, 24940, 31820, 42920, 46139, 49880, 63640, 92278, 184556, 230695, 369112, 461390, 922780, 1845560]

約数ペア:

[(1, 1845560), (2, 922780), (4, 461390), (5, 369112), (8, 230695), (10, 184556), (20, 92278), (29, 63640), (37, 49880), (40, 46139), (43, 42920), (58, 31820), (74, 24940), (86, 21460), (116, 15910), (145, 12728), (148, 12470), (172, 10730), (185, 9976), (215, 8584), (232, 7955), (290, 6364), (296, 6235), (344, 5365), (370, 4988), (430, 4292), (580, 3182), (740, 2494), (860, 2146), (1073, 1720), (1160, 1591), (1247, 1480)]