7916540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 17781120

約数和(自身を除く): 9864580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 251, 332, 380, 415, 502, 830, 1004, 1255, 1577, 1660, 2510, 3154, 4769, 5020, 6308, 7885, 9538, 15770, 19076, 20833, 23845, 31540, 41666, 47690, 83332, 95380, 104165, 208330, 395827, 416660, 791654, 1583308, 1979135, 3958270, 7916540]

約数ペア:

[(1, 7916540), (2, 3958270), (4, 1979135), (5, 1583308), (10, 791654), (19, 416660), (20, 395827), (38, 208330), (76, 104165), (83, 95380), (95, 83332), (166, 47690), (190, 41666), (251, 31540), (332, 23845), (380, 20833), (415, 19076), (502, 15770), (830, 9538), (1004, 7885), (1255, 6308), (1577, 5020), (1660, 4769), (2510, 3154)]