342125440

素因数分解:

$2^7\times 5^1\times {\mathrm{534571}}^1$

素因数の和:534590

約数の個数: 32

約数和(自身を含む): 817895160

約数和(自身を除く): 475769720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 534571, 1069142, 2138284, 2672855, 4276568, 5345710, 8553136, 10691420, 17106272, 21382840, 34212544, 42765680, 68425088, 85531360, 171062720, 342125440]

約数ペア:

[(1, 342125440), (2, 171062720), (4, 85531360), (5, 68425088), (8, 42765680), (10, 34212544), (16, 21382840), (20, 17106272), (32, 10691420), (40, 8553136), (64, 5345710), (80, 4276568), (128, 2672855), (160, 2138284), (320, 1069142), (640, 534571)]