4819640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2459}}^1$

素因数の和:2484

約数の個数: 48

約数和(自身を含む): 12619800

約数和(自身を除く): 7800160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2459, 4918, 9836, 12295, 17213, 19672, 24590, 34426, 49180, 68852, 86065, 98360, 120491, 137704, 172130, 240982, 344260, 481964, 602455, 688520, 963928, 1204910, 2409820, 4819640]

約数ペア:

[(1, 4819640), (2, 2409820), (4, 1204910), (5, 963928), (7, 688520), (8, 602455), (10, 481964), (14, 344260), (20, 240982), (28, 172130), (35, 137704), (40, 120491), (49, 98360), (56, 86065), (70, 68852), (98, 49180), (140, 34426), (196, 24590), (245, 19672), (280, 17213), (392, 12295), (490, 9836), (980, 4918), (1960, 2459)]