15554460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{653}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 43729056

約数和(自身を除く): 28174596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 653, 794, 1191, 1306, 1588, 1959, 1985, 2382, 2612, 3265, 3918, 3970, 4764, 5955, 6530, 7836, 7940, 9795, 11910, 13060, 19590, 23820, 39180, 259241, 518482, 777723, 1036964, 1296205, 1555446, 2592410, 3110892, 3888615, 5184820, 7777230, 15554460]

約数ペア:

[(1, 15554460), (2, 7777230), (3, 5184820), (4, 3888615), (5, 3110892), (6, 2592410), (10, 1555446), (12, 1296205), (15, 1036964), (20, 777723), (30, 518482), (60, 259241), (397, 39180), (653, 23820), (794, 19590), (1191, 13060), (1306, 11910), (1588, 9795), (1959, 7940), (1985, 7836), (2382, 6530), (2612, 5955), (3265, 4764), (3918, 3970)]