4912180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2699}}^1$

素因数の和:2728

約数の個数: 48

約数和(自身を含む): 12700800

約数和(自身を除く): 7788620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2699, 5398, 10796, 13495, 18893, 26990, 35087, 37786, 53980, 70174, 75572, 94465, 140348, 175435, 188930, 245609, 350870, 377860, 491218, 701740, 982436, 1228045, 2456090, 4912180]

約数ペア:

[(1, 4912180), (2, 2456090), (4, 1228045), (5, 982436), (7, 701740), (10, 491218), (13, 377860), (14, 350870), (20, 245609), (26, 188930), (28, 175435), (35, 140348), (52, 94465), (65, 75572), (70, 70174), (91, 53980), (130, 37786), (140, 35087), (182, 26990), (260, 18893), (364, 13495), (455, 10796), (910, 5398), (1820, 2699)]