18133120

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{977}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 44890200

約数和(自身を除く): 26757080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 977, 1160, 1856, 1954, 2320, 3712, 3908, 4640, 4885, 7816, 9280, 9770, 15632, 18560, 19540, 28333, 31264, 39080, 56666, 62528, 78160, 113332, 125056, 141665, 156320, 226664, 283330, 312640, 453328, 566660, 625280, 906656, 1133320, 1813312, 2266640, 3626624, 4533280, 9066560, 18133120]

約数ペア:

[(1, 18133120), (2, 9066560), (4, 4533280), (5, 3626624), (8, 2266640), (10, 1813312), (16, 1133320), (20, 906656), (29, 625280), (32, 566660), (40, 453328), (58, 312640), (64, 283330), (80, 226664), (116, 156320), (128, 141665), (145, 125056), (160, 113332), (232, 78160), (290, 62528), (320, 56666), (464, 39080), (580, 31264), (640, 28333), (928, 19540), (977, 18560), (1160, 15632), (1856, 9770), (1954, 9280), (2320, 7816), (3712, 4885), (3908, 4640)]