2720600

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 6457920

約数和(自身を除く): 3737320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 223, 244, 305, 446, 488, 610, 892, 1115, 1220, 1525, 1784, 2230, 2440, 3050, 4460, 5575, 6100, 8920, 11150, 12200, 13603, 22300, 27206, 44600, 54412, 68015, 108824, 136030, 272060, 340075, 544120, 680150, 1360300, 2720600]

約数ペア:

[(1, 2720600), (2, 1360300), (4, 680150), (5, 544120), (8, 340075), (10, 272060), (20, 136030), (25, 108824), (40, 68015), (50, 54412), (61, 44600), (100, 27206), (122, 22300), (200, 13603), (223, 12200), (244, 11150), (305, 8920), (446, 6100), (488, 5575), (610, 4460), (892, 3050), (1115, 2440), (1220, 2230), (1525, 1784)]