12753560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 30693600

約数和(自身を除く): 17940040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 173, 190, 194, 346, 380, 388, 485, 692, 760, 776, 865, 970, 1384, 1730, 1843, 1940, 3287, 3460, 3686, 3880, 6574, 6920, 7372, 9215, 13148, 14744, 16435, 16781, 18430, 26296, 32870, 33562, 36860, 65740, 67124, 73720, 83905, 131480, 134248, 167810, 318839, 335620, 637678, 671240, 1275356, 1594195, 2550712, 3188390, 6376780, 12753560]

約数ペア:

[(1, 12753560), (2, 6376780), (4, 3188390), (5, 2550712), (8, 1594195), (10, 1275356), (19, 671240), (20, 637678), (38, 335620), (40, 318839), (76, 167810), (95, 134248), (97, 131480), (152, 83905), (173, 73720), (190, 67124), (194, 65740), (346, 36860), (380, 33562), (388, 32870), (485, 26296), (692, 18430), (760, 16781), (776, 16435), (865, 14744), (970, 13148), (1384, 9215), (1730, 7372), (1843, 6920), (1940, 6574), (3287, 3880), (3460, 3686)]