19403040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40423}}^1$

素因数の和:40441

約数の個数: 48

約数和(自身を含む): 61121088

約数和(自身を除く): 41718048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40423, 80846, 121269, 161692, 202115, 242538, 323384, 404230, 485076, 606345, 646768, 808460, 970152, 1212690, 1293536, 1616920, 1940304, 2425380, 3233840, 3880608, 4850760, 6467680, 9701520, 19403040]

約数ペア:

[(1, 19403040), (2, 9701520), (3, 6467680), (4, 4850760), (5, 3880608), (6, 3233840), (8, 2425380), (10, 1940304), (12, 1616920), (15, 1293536), (16, 1212690), (20, 970152), (24, 808460), (30, 646768), (32, 606345), (40, 485076), (48, 404230), (60, 323384), (80, 242538), (96, 202115), (120, 161692), (160, 121269), (240, 80846), (480, 40423)]