8045387333780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{32927017}}^1$

素因数の和:32927688

約数の個数: 48

約数和(自身を含む): 17812199657280

約数和(自身を除く): 9766812323500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 643, 1286, 2572, 3215, 6430, 12217, 12860, 24434, 48868, 61085, 122170, 244340, 32927017, 65854034, 131708068, 164635085, 329270170, 625613323, 658540340, 1251226646, 2502453292, 3128066615, 6256133230, 12512266460, 21172071931, 42344143862, 84688287724, 105860359655, 211720719310, 402269366689, 423441438620, 804538733378, 1609077466756, 2011346833445, 4022693666890, 8045387333780]

約数ペア:

[(1, 8045387333780), (2, 4022693666890), (4, 2011346833445), (5, 1609077466756), (10, 804538733378), (19, 423441438620), (20, 402269366689), (38, 211720719310), (76, 105860359655), (95, 84688287724), (190, 42344143862), (380, 21172071931), (643, 12512266460), (1286, 6256133230), (2572, 3128066615), (3215, 2502453292), (6430, 1251226646), (12217, 658540340), (12860, 625613323), (24434, 329270170), (48868, 164635085), (61085, 131708068), (122170, 65854034), (244340, 32927017)]