400384

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:60

約数の個数: 44

約数和(自身を含む): 884304

約数和(自身を除く): 483920

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 128, 136, 184, 256, 272, 368, 391, 512, 544, 736, 782, 1024, 1088, 1472, 1564, 2176, 2944, 3128, 4352, 5888, 6256, 8704, 11776, 12512, 17408, 23552, 25024, 50048, 100096, 200192, 400384]

約数ペア:

[(1, 400384), (2, 200192), (4, 100096), (8, 50048), (16, 25024), (17, 23552), (23, 17408), (32, 12512), (34, 11776), (46, 8704), (64, 6256), (68, 5888), (92, 4352), (128, 3128), (136, 2944), (184, 2176), (256, 1564), (272, 1472), (368, 1088), (391, 1024), (512, 782), (544, 736)]