40420212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1237}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 108151680

約数和(自身を除く): 67731468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 389, 778, 1167, 1237, 1556, 2334, 2474, 2723, 3711, 4668, 4948, 5446, 7422, 8169, 8659, 10892, 14844, 16338, 17318, 25977, 32676, 34636, 51954, 103908, 481193, 962386, 1443579, 1924772, 2887158, 3368351, 5774316, 6736702, 10105053, 13473404, 20210106, 40420212]

約数ペア:

[(1, 40420212), (2, 20210106), (3, 13473404), (4, 10105053), (6, 6736702), (7, 5774316), (12, 3368351), (14, 2887158), (21, 1924772), (28, 1443579), (42, 962386), (84, 481193), (389, 103908), (778, 51954), (1167, 34636), (1237, 32676), (1556, 25977), (2334, 17318), (2474, 16338), (2723, 14844), (3711, 10892), (4668, 8659), (4948, 8169), (5446, 7422)]