102021820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{883}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 220540320

約数和(自身を除く): 118518500

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 109, 212, 218, 265, 436, 530, 545, 883, 1060, 1090, 1766, 2180, 3532, 4415, 5777, 8830, 11554, 17660, 23108, 28885, 46799, 57770, 93598, 96247, 115540, 187196, 192494, 233995, 384988, 467990, 481235, 935980, 962470, 1924940, 5101091, 10202182, 20404364, 25505455, 51010910, 102021820]

約数ペア:

[(1, 102021820), (2, 51010910), (4, 25505455), (5, 20404364), (10, 10202182), (20, 5101091), (53, 1924940), (106, 962470), (109, 935980), (212, 481235), (218, 467990), (265, 384988), (436, 233995), (530, 192494), (545, 187196), (883, 115540), (1060, 96247), (1090, 93598), (1766, 57770), (2180, 46799), (3532, 28885), (4415, 23108), (5777, 17660), (8830, 11554)]