734851420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{517501}}^1$

素因数の和:517581

約数の個数: 24

約数和(自身を含む): 1564926048

約数和(自身を除く): 830074628

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 517501, 1035002, 2070004, 2587505, 5175010, 10350020, 36742571, 73485142, 146970284, 183712855, 367425710, 734851420]

約数ペア:

[(1, 734851420), (2, 367425710), (4, 183712855), (5, 146970284), (10, 73485142), (20, 36742571), (71, 10350020), (142, 5175010), (284, 2587505), (355, 2070004), (710, 1035002), (1420, 517501)]