1305400

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 3113640

約数和(自身を除く): 1808240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 107, 122, 200, 214, 244, 305, 428, 488, 535, 610, 856, 1070, 1220, 1525, 2140, 2440, 2675, 3050, 4280, 5350, 6100, 6527, 10700, 12200, 13054, 21400, 26108, 32635, 52216, 65270, 130540, 163175, 261080, 326350, 652700, 1305400]

約数ペア:

[(1, 1305400), (2, 652700), (4, 326350), (5, 261080), (8, 163175), (10, 130540), (20, 65270), (25, 52216), (40, 32635), (50, 26108), (61, 21400), (100, 13054), (107, 12200), (122, 10700), (200, 6527), (214, 6100), (244, 5350), (305, 4280), (428, 3050), (488, 2675), (535, 2440), (610, 2140), (856, 1525), (1070, 1220)]