1404420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 3991680

約数和(自身を除く): 2587260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 263, 267, 356, 445, 526, 534, 789, 890, 1052, 1068, 1315, 1335, 1578, 1780, 2630, 2670, 3156, 3945, 5260, 5340, 7890, 15780, 23407, 46814, 70221, 93628, 117035, 140442, 234070, 280884, 351105, 468140, 702210, 1404420]

約数ペア:

[(1, 1404420), (2, 702210), (3, 468140), (4, 351105), (5, 280884), (6, 234070), (10, 140442), (12, 117035), (15, 93628), (20, 70221), (30, 46814), (60, 23407), (89, 15780), (178, 7890), (263, 5340), (267, 5260), (356, 3945), (445, 3156), (526, 2670), (534, 2630), (789, 1780), (890, 1578), (1052, 1335), (1068, 1315)]