55902980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{953}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 134628480

約数和(自身を除く): 78725500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 419, 838, 953, 1676, 1906, 2095, 2933, 3812, 4190, 4765, 5866, 6671, 8380, 9530, 11732, 13342, 14665, 19060, 26684, 29330, 33355, 58660, 66710, 133420, 399307, 798614, 1597228, 1996535, 2795149, 3993070, 5590298, 7986140, 11180596, 13975745, 27951490, 55902980]

約数ペア:

[(1, 55902980), (2, 27951490), (4, 13975745), (5, 11180596), (7, 7986140), (10, 5590298), (14, 3993070), (20, 2795149), (28, 1996535), (35, 1597228), (70, 798614), (140, 399307), (419, 133420), (838, 66710), (953, 58660), (1676, 33355), (1906, 29330), (2095, 26684), (2933, 19060), (3812, 14665), (4190, 13342), (4765, 11732), (5866, 9530), (6671, 8380)]