118544980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{449}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 256132800

約数和(自身を除く): 137587820

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 307, 430, 449, 614, 860, 898, 1228, 1535, 1796, 2245, 3070, 4490, 6140, 8980, 13201, 19307, 26402, 38614, 52804, 66005, 77228, 96535, 132010, 137843, 193070, 264020, 275686, 386140, 551372, 689215, 1378430, 2756860, 5927249, 11854498, 23708996, 29636245, 59272490, 118544980]

約数ペア:

[(1, 118544980), (2, 59272490), (4, 29636245), (5, 23708996), (10, 11854498), (20, 5927249), (43, 2756860), (86, 1378430), (172, 689215), (215, 551372), (307, 386140), (430, 275686), (449, 264020), (614, 193070), (860, 137843), (898, 132010), (1228, 96535), (1535, 77228), (1796, 66005), (2245, 52804), (3070, 38614), (4490, 26402), (6140, 19307), (8980, 13201)]