28668320

素因数分解:

$2^5\times 5^1\times {\mathrm{233}}^1\times {\mathrm{769}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 68108040

約数和(自身を除く): 39439720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 233, 466, 769, 932, 1165, 1538, 1864, 2330, 3076, 3728, 3845, 4660, 6152, 7456, 7690, 9320, 12304, 15380, 18640, 24608, 30760, 37280, 61520, 123040, 179177, 358354, 716708, 895885, 1433416, 1791770, 2866832, 3583540, 5733664, 7167080, 14334160, 28668320]

約数ペア:

[(1, 28668320), (2, 14334160), (4, 7167080), (5, 5733664), (8, 3583540), (10, 2866832), (16, 1791770), (20, 1433416), (32, 895885), (40, 716708), (80, 358354), (160, 179177), (233, 123040), (466, 61520), (769, 37280), (932, 30760), (1165, 24608), (1538, 18640), (1864, 15380), (2330, 12304), (3076, 9320), (3728, 7690), (3845, 7456), (4660, 6152)]