30930970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2243}}^1$

素因数の和:2454

約数の個数: 32

約数和(自身を含む): 63980928

約数和(自身を除く): 33049958

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2243, 2758, 4486, 6895, 11215, 13790, 15701, 22430, 31402, 78505, 157010, 441871, 883742, 2209355, 3093097, 4418710, 6186194, 15465485, 30930970]

約数ペア:

[(1, 30930970), (2, 15465485), (5, 6186194), (7, 4418710), (10, 3093097), (14, 2209355), (35, 883742), (70, 441871), (197, 157010), (394, 78505), (985, 31402), (1379, 22430), (1970, 15701), (2243, 13790), (2758, 11215), (4486, 6895)]