2178312190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{216317}}^1$

素因数の和:216396

約数の個数: 32

約数和(自身を含む): 4205221920

約数和(自身を除く): 2026909730

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 2014, 5035, 10070, 216317, 432634, 1081585, 2163170, 4110023, 8220046, 11464801, 20550115, 22929602, 41100230, 57324005, 114648010, 217831219, 435662438, 1089156095, 2178312190]

約数ペア:

[(1, 2178312190), (2, 1089156095), (5, 435662438), (10, 217831219), (19, 114648010), (38, 57324005), (53, 41100230), (95, 22929602), (106, 20550115), (190, 11464801), (265, 8220046), (530, 4110023), (1007, 2163170), (2014, 1081585), (5035, 432634), (10070, 216317)]