858995320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1130257}}^1$

素因数の和:1130287

約数の個数: 32

約数和(自身を含む): 2034464400

約数和(自身を除く): 1175469080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1130257, 2260514, 4521028, 5651285, 9042056, 11302570, 21474883, 22605140, 42949766, 45210280, 85899532, 107374415, 171799064, 214748830, 429497660, 858995320]

約数ペア:

[(1, 858995320), (2, 429497660), (4, 214748830), (5, 171799064), (8, 107374415), (10, 85899532), (19, 45210280), (20, 42949766), (38, 22605140), (40, 21474883), (76, 11302570), (95, 9042056), (152, 5651285), (190, 4521028), (380, 2260514), (760, 1130257)]