1492720

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 3553344

約数和(自身を除く): 2060624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 397, 470, 752, 794, 940, 1588, 1880, 1985, 3176, 3760, 3970, 6352, 7940, 15880, 18659, 31760, 37318, 74636, 93295, 149272, 186590, 298544, 373180, 746360, 1492720]

約数ペア:

[(1, 1492720), (2, 746360), (4, 373180), (5, 298544), (8, 186590), (10, 149272), (16, 93295), (20, 74636), (40, 37318), (47, 31760), (80, 18659), (94, 15880), (188, 7940), (235, 6352), (376, 3970), (397, 3760), (470, 3176), (752, 1985), (794, 1880), (940, 1588)]