1567142440

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{61121}}^1$

素因数の和:61773

約数の個数: 32

約数和(自身を含む): 3531629160

約数和(自身を除く): 1964486720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 12820, 25640, 61121, 122242, 244484, 305605, 488968, 611210, 1222420, 2444840, 39178561, 78357122, 156714244, 195892805, 313428488, 391785610, 783571220, 1567142440]

約数ペア:

[(1, 1567142440), (2, 783571220), (4, 391785610), (5, 313428488), (8, 195892805), (10, 156714244), (20, 78357122), (40, 39178561), (641, 2444840), (1282, 1222420), (2564, 611210), (3205, 488968), (5128, 305605), (6410, 244484), (12820, 122242), (25640, 61121)]