40980814

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21059}}^1$

素因数の和:21207

約数の個数: 16

約数和(自身を含む): 70761600

約数和(自身を除く): 29780786

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 21059, 42118, 147413, 294826, 2927201, 5854402, 20490407, 40980814]

約数ペア:

[(1, 40980814), (2, 20490407), (7, 5854402), (14, 2927201), (139, 294826), (278, 147413), (973, 42118), (1946, 21059)]