40804701580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1887359}}^1$

素因数の和:1887438

約数の個数: 48

約数和(自身を含む): 91318026240

約数和(自身を除く): 50513324660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 10810, 21620, 1887359, 3774718, 7549436, 9436795, 18873590, 37747180, 43409257, 86818514, 88705873, 173637028, 177411746, 217046285, 354823492, 434092570, 443529365, 868185140, 887058730, 1774117460, 2040235079, 4080470158, 8160940316, 10201175395, 20402350790, 40804701580]

約数ペア:

[(1, 40804701580), (2, 20402350790), (4, 10201175395), (5, 8160940316), (10, 4080470158), (20, 2040235079), (23, 1774117460), (46, 887058730), (47, 868185140), (92, 443529365), (94, 434092570), (115, 354823492), (188, 217046285), (230, 177411746), (235, 173637028), (460, 88705873), (470, 86818514), (940, 43409257), (1081, 37747180), (2162, 18873590), (4324, 9436795), (5405, 7549436), (10810, 3774718), (21620, 1887359)]