4929920

素因数分解:

$2^7\times 5^1\times {\mathrm{7703}}^1$

素因数の和:7722

約数の個数: 32

約数和(自身を含む): 11787120

約数和(自身を除く): 6857200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 7703, 15406, 30812, 38515, 61624, 77030, 123248, 154060, 246496, 308120, 492992, 616240, 985984, 1232480, 2464960, 4929920]

約数ペア:

[(1, 4929920), (2, 2464960), (4, 1232480), (5, 985984), (8, 616240), (10, 492992), (16, 308120), (20, 246496), (32, 154060), (40, 123248), (64, 77030), (80, 61624), (128, 38515), (160, 30812), (320, 15406), (640, 7703)]