39470720

素因数分解:

$2^7\times 5^1\times {\mathrm{61673}}^1$

素因数の和:61692

約数の個数: 32

約数和(自身を含む): 94361220

約数和(自身を除く): 54890500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 61673, 123346, 246692, 308365, 493384, 616730, 986768, 1233460, 1973536, 2466920, 3947072, 4933840, 7894144, 9867680, 19735360, 39470720]

約数ペア:

[(1, 39470720), (2, 19735360), (4, 9867680), (5, 7894144), (8, 4933840), (10, 3947072), (16, 2466920), (20, 1973536), (32, 1233460), (40, 986768), (64, 616730), (80, 493384), (128, 308365), (160, 246692), (320, 123346), (640, 61673)]