2017653640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{607727}}^1$

素因数の和:607821

約数の個数: 32

約数和(自身を含む): 4594423680

約数和(自身を除く): 2576770040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 607727, 1215454, 2430908, 3038635, 4861816, 6077270, 12154540, 24309080, 50441341, 100882682, 201765364, 252206705, 403530728, 504413410, 1008826820, 2017653640]

約数ペア:

[(1, 2017653640), (2, 1008826820), (4, 504413410), (5, 403530728), (8, 252206705), (10, 201765364), (20, 100882682), (40, 50441341), (83, 24309080), (166, 12154540), (332, 6077270), (415, 4861816), (664, 3038635), (830, 2430908), (1660, 1215454), (3320, 607727)]