28120440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2633}}^1$

素因数の和:2736

約数の個数: 64

約数和(自身を含む): 85341600

約数和(自身を除く): 57221160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2633, 2670, 3560, 5266, 5340, 7899, 10532, 10680, 13165, 15798, 21064, 26330, 31596, 39495, 52660, 63192, 78990, 105320, 157980, 234337, 315960, 468674, 703011, 937348, 1171685, 1406022, 1874696, 2343370, 2812044, 3515055, 4686740, 5624088, 7030110, 9373480, 14060220, 28120440]

約数ペア:

[(1, 28120440), (2, 14060220), (3, 9373480), (4, 7030110), (5, 5624088), (6, 4686740), (8, 3515055), (10, 2812044), (12, 2343370), (15, 1874696), (20, 1406022), (24, 1171685), (30, 937348), (40, 703011), (60, 468674), (89, 315960), (120, 234337), (178, 157980), (267, 105320), (356, 78990), (445, 63192), (534, 52660), (712, 39495), (890, 31596), (1068, 26330), (1335, 21064), (1780, 15798), (2136, 13165), (2633, 10680), (2670, 10532), (3560, 7899), (5266, 5340)]