9932940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 30423120

約数和(自身を除く): 20490180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 397, 417, 556, 695, 794, 834, 1191, 1251, 1390, 1588, 1668, 1985, 2085, 2382, 2502, 2780, 3573, 3970, 4170, 4764, 5004, 5955, 6255, 7146, 7940, 8340, 11910, 12510, 14292, 17865, 23820, 25020, 35730, 55183, 71460, 110366, 165549, 220732, 275915, 331098, 496647, 551830, 662196, 827745, 993294, 1103660, 1655490, 1986588, 2483235, 3310980, 4966470, 9932940]

約数ペア:

[(1, 9932940), (2, 4966470), (3, 3310980), (4, 2483235), (5, 1986588), (6, 1655490), (9, 1103660), (10, 993294), (12, 827745), (15, 662196), (18, 551830), (20, 496647), (30, 331098), (36, 275915), (45, 220732), (60, 165549), (90, 110366), (139, 71460), (180, 55183), (278, 35730), (397, 25020), (417, 23820), (556, 17865), (695, 14292), (794, 12510), (834, 11910), (1191, 8340), (1251, 7940), (1390, 7146), (1588, 6255), (1668, 5955), (1985, 5004), (2085, 4764), (2382, 4170), (2502, 3970), (2780, 3573)]