4942990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 9797760

約数和(自身を除く): 4854770

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 809, 1222, 1618, 3055, 4045, 6110, 8090, 10517, 21034, 38023, 52585, 76046, 105170, 190115, 380230, 494299, 988598, 2471495, 4942990]

約数ペア:

[(1, 4942990), (2, 2471495), (5, 988598), (10, 494299), (13, 380230), (26, 190115), (47, 105170), (65, 76046), (94, 52585), (130, 38023), (235, 21034), (470, 10517), (611, 8090), (809, 6110), (1222, 4045), (1618, 3055)]