7380419990

素因数分解:

$2^1\times 5^1\times {\mathrm{39023}}^1\times {\mathrm{18913}}^1$

素因数の和:57943

約数の個数: 16

約数和(自身を含む): 13285798848

約数和(自身を除く): 5905378858

約数列:

[1, 2, 5, 10, 18913, 37826, 39023, 78046, 94565, 189130, 195115, 390230, 738041999, 1476083998, 3690209995, 7380419990]

約数ペア:

[(1, 7380419990), (2, 3690209995), (5, 1476083998), (10, 738041999), (18913, 390230), (37826, 195115), (39023, 189130), (78046, 94565)]