128473480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{110753}}^1$

素因数の和:110793

約数の個数: 32

約数和(自身を含む): 299035800

約数和(自身を除く): 170562320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 110753, 221506, 443012, 553765, 886024, 1107530, 2215060, 3211837, 4430120, 6423674, 12847348, 16059185, 25694696, 32118370, 64236740, 128473480]

約数ペア:

[(1, 128473480), (2, 64236740), (4, 32118370), (5, 25694696), (8, 16059185), (10, 12847348), (20, 6423674), (29, 4430120), (40, 3211837), (58, 2215060), (116, 1107530), (145, 886024), (232, 553765), (290, 443012), (580, 221506), (1160, 110753)]