20073720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{409}}^2$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 60368760

約数和(自身を除く): 40295040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 409, 818, 1227, 1636, 2045, 2454, 3272, 4090, 4908, 6135, 8180, 9816, 12270, 16360, 24540, 49080, 167281, 334562, 501843, 669124, 836405, 1003686, 1338248, 1672810, 2007372, 2509215, 3345620, 4014744, 5018430, 6691240, 10036860, 20073720]

約数ペア:

[(1, 20073720), (2, 10036860), (3, 6691240), (4, 5018430), (5, 4014744), (6, 3345620), (8, 2509215), (10, 2007372), (12, 1672810), (15, 1338248), (20, 1003686), (24, 836405), (30, 669124), (40, 501843), (60, 334562), (120, 167281), (409, 49080), (818, 24540), (1227, 16360), (1636, 12270), (2045, 9816), (2454, 8180), (3272, 6135), (4090, 4908)]