13383860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1951}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 32793600

約数和(自身を除く): 19409740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 1951, 3430, 3902, 6860, 7804, 9755, 13657, 19510, 27314, 39020, 54628, 68285, 95599, 136570, 191198, 273140, 382396, 477995, 669193, 955990, 1338386, 1911980, 2676772, 3345965, 6691930, 13383860]

約数ペア:

[(1, 13383860), (2, 6691930), (4, 3345965), (5, 2676772), (7, 1911980), (10, 1338386), (14, 955990), (20, 669193), (28, 477995), (35, 382396), (49, 273140), (70, 191198), (98, 136570), (140, 95599), (196, 68285), (245, 54628), (343, 39020), (490, 27314), (686, 19510), (980, 13657), (1372, 9755), (1715, 7804), (1951, 6860), (3430, 3902)]