40639946

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{1889}}^1$

素因数の和:2269

約数の個数: 16

約数和(自身を含む): 63141120

約数和(自身を除く): 22501174

約数列:

[1, 2, 31, 62, 347, 694, 1889, 3778, 10757, 21514, 58559, 117118, 655483, 1310966, 20319973, 40639946]

約数ペア:

[(1, 40639946), (2, 20319973), (31, 1310966), (62, 655483), (347, 117118), (694, 58559), (1889, 21514), (3778, 10757)]