486392020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{31219}}^1$

素因数の和:31288

約数の個数: 48

約数和(自身を含む): 1101441600

約数和(自身を除く): 615049580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790, 15580, 31219, 62438, 124876, 156095, 312190, 593161, 624380, 1186322, 1279979, 2372644, 2559958, 2965805, 5119916, 5931610, 6399895, 11863220, 12799790, 24319601, 25599580, 48639202, 97278404, 121598005, 243196010, 486392020]

約数ペア:

[(1, 486392020), (2, 243196010), (4, 121598005), (5, 97278404), (10, 48639202), (19, 25599580), (20, 24319601), (38, 12799790), (41, 11863220), (76, 6399895), (82, 5931610), (95, 5119916), (164, 2965805), (190, 2559958), (205, 2372644), (380, 1279979), (410, 1186322), (779, 624380), (820, 593161), (1558, 312190), (3116, 156095), (3895, 124876), (7790, 62438), (15580, 31219)]