1405174720

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{49339}}^1$

素因数の和:49445

約数の個数: 56

約数和(自身を含む): 3383737200

約数和(自身を除く): 1978562480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 320, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 5696, 7120, 14240, 28480, 49339, 98678, 197356, 246695, 394712, 493390, 789424, 986780, 1578848, 1973560, 3157696, 3947120, 4391171, 7894240, 8782342, 15788480, 17564684, 21955855, 35129368, 43911710, 70258736, 87823420, 140517472, 175646840, 281034944, 351293680, 702587360, 1405174720]

約数ペア:

[(1, 1405174720), (2, 702587360), (4, 351293680), (5, 281034944), (8, 175646840), (10, 140517472), (16, 87823420), (20, 70258736), (32, 43911710), (40, 35129368), (64, 21955855), (80, 17564684), (89, 15788480), (160, 8782342), (178, 7894240), (320, 4391171), (356, 3947120), (445, 3157696), (712, 1973560), (890, 1578848), (1424, 986780), (1780, 789424), (2848, 493390), (3560, 394712), (5696, 246695), (7120, 197356), (14240, 98678), (28480, 49339)]