2480304820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{770281}}^1$

素因数の和:770320

約数の個数: 48

約数和(自身を含む): 6211554048

約数和(自身を除く): 3731249228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 770281, 1540562, 3081124, 3851405, 5391967, 7702810, 10783934, 15405620, 17716463, 21567868, 26959835, 35432926, 53919670, 70865852, 88582315, 107839340, 124015241, 177164630, 248030482, 354329260, 496060964, 620076205, 1240152410, 2480304820]

約数ペア:

[(1, 2480304820), (2, 1240152410), (4, 620076205), (5, 496060964), (7, 354329260), (10, 248030482), (14, 177164630), (20, 124015241), (23, 107839340), (28, 88582315), (35, 70865852), (46, 53919670), (70, 35432926), (92, 26959835), (115, 21567868), (140, 17716463), (161, 15405620), (230, 10783934), (322, 7702810), (460, 5391967), (644, 3851405), (805, 3081124), (1610, 1540562), (3220, 770281)]