18230560

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3929}}^1$

素因数の和:3973

約数の個数: 48

約数和(自身を含む): 44566200

約数和(自身を除く): 26335640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 3929, 4640, 7858, 15716, 19645, 31432, 39290, 62864, 78580, 113941, 125728, 157160, 227882, 314320, 455764, 569705, 628640, 911528, 1139410, 1823056, 2278820, 3646112, 4557640, 9115280, 18230560]

約数ペア:

[(1, 18230560), (2, 9115280), (4, 4557640), (5, 3646112), (8, 2278820), (10, 1823056), (16, 1139410), (20, 911528), (29, 628640), (32, 569705), (40, 455764), (58, 314320), (80, 227882), (116, 157160), (145, 125728), (160, 113941), (232, 78580), (290, 62864), (464, 39290), (580, 31432), (928, 19645), (1160, 15716), (2320, 7858), (3929, 4640)]