40487642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 69854400

約数和(自身を除く): 29366758

約数列:

[1, 2, 13, 17, 26, 34, 139, 221, 278, 442, 659, 1318, 1807, 2363, 3614, 4726, 8567, 11203, 17134, 22406, 30719, 61438, 91601, 145639, 183202, 291278, 1190813, 1557217, 2381626, 3114434, 20243821, 40487642]

約数ペア:

[(1, 40487642), (2, 20243821), (13, 3114434), (17, 2381626), (26, 1557217), (34, 1190813), (139, 291278), (221, 183202), (278, 145639), (442, 91601), (659, 61438), (1318, 30719), (1807, 22406), (2363, 17134), (3614, 11203), (4726, 8567)]