233243320

素因数分解:

$2^3\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{2917}}^1$

素因数の和:4927

約数の個数: 32

約数和(自身を含む): 525240000

約数和(自身を除く): 291996680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1999, 2917, 3998, 5834, 7996, 9995, 11668, 14585, 15992, 19990, 23336, 29170, 39980, 58340, 79960, 116680, 5831083, 11662166, 23324332, 29155415, 46648664, 58310830, 116621660, 233243320]

約数ペア:

[(1, 233243320), (2, 116621660), (4, 58310830), (5, 46648664), (8, 29155415), (10, 23324332), (20, 11662166), (40, 5831083), (1999, 116680), (2917, 79960), (3998, 58340), (5834, 39980), (7996, 29170), (9995, 23336), (11668, 19990), (14585, 15992)]