1428565520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{615761}}^1$

素因数の和:615803

約数の個数: 40

約数和(自身を含む): 3435951960

約数和(自身を除く): 2007386440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 615761, 1231522, 2463044, 3078805, 4926088, 6157610, 9852176, 12315220, 17857069, 24630440, 35714138, 49260880, 71428276, 89285345, 142856552, 178570690, 285713104, 357141380, 714282760, 1428565520]

約数ペア:

[(1, 1428565520), (2, 714282760), (4, 357141380), (5, 285713104), (8, 178570690), (10, 142856552), (16, 89285345), (20, 71428276), (29, 49260880), (40, 35714138), (58, 24630440), (80, 17857069), (116, 12315220), (145, 9852176), (232, 6157610), (290, 4926088), (464, 3078805), (580, 2463044), (1160, 1231522), (2320, 615761)]