1406572040

素因数分解:

$2^3\times 5^1\times {\mathrm{2371}}^1\times {\mathrm{14831}}^1$

素因数の和:17213

約数の個数: 32

約数和(自身を含む): 3166335360

約数和(自身を除く): 1759763320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2371, 4742, 9484, 11855, 14831, 18968, 23710, 29662, 47420, 59324, 74155, 94840, 118648, 148310, 296620, 593240, 35164301, 70328602, 140657204, 175821505, 281314408, 351643010, 703286020, 1406572040]

約数ペア:

[(1, 1406572040), (2, 703286020), (4, 351643010), (5, 281314408), (8, 175821505), (10, 140657204), (20, 70328602), (40, 35164301), (2371, 593240), (4742, 296620), (9484, 148310), (11855, 118648), (14831, 94840), (18968, 74155), (23710, 59324), (29662, 47420)]