5518520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19709}}^1$

素因数の和:19727

約数の個数: 32

約数和(自身を含む): 14191200

約数和(自身を除く): 8672680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 19709, 39418, 78836, 98545, 137963, 157672, 197090, 275926, 394180, 551852, 689815, 788360, 1103704, 1379630, 2759260, 5518520]

約数ペア:

[(1, 5518520), (2, 2759260), (4, 1379630), (5, 1103704), (7, 788360), (8, 689815), (10, 551852), (14, 394180), (20, 275926), (28, 197090), (35, 157672), (40, 137963), (56, 98545), (70, 78836), (140, 39418), (280, 19709)]