121828520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{276883}}^1$

素因数の和:276905

約数の個数: 32

約数和(自身を含む): 299034720

約数和(自身を除く): 177206200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 276883, 553766, 1107532, 1384415, 2215064, 2768830, 3045713, 5537660, 6091426, 11075320, 12182852, 15228565, 24365704, 30457130, 60914260, 121828520]

約数ペア:

[(1, 121828520), (2, 60914260), (4, 30457130), (5, 24365704), (8, 15228565), (10, 12182852), (11, 11075320), (20, 6091426), (22, 5537660), (40, 3045713), (44, 2768830), (55, 2215064), (88, 1384415), (110, 1107532), (220, 553766), (440, 276883)]