8393420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{359}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 20321280

約数和(自身を除く): 11927860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 359, 668, 718, 835, 1169, 1436, 1670, 1795, 2338, 2513, 3340, 3590, 4676, 5026, 5845, 7180, 10052, 11690, 12565, 23380, 25130, 50260, 59953, 119906, 239812, 299765, 419671, 599530, 839342, 1199060, 1678684, 2098355, 4196710, 8393420]

約数ペア:

[(1, 8393420), (2, 4196710), (4, 2098355), (5, 1678684), (7, 1199060), (10, 839342), (14, 599530), (20, 419671), (28, 299765), (35, 239812), (70, 119906), (140, 59953), (167, 50260), (334, 25130), (359, 23380), (668, 12565), (718, 11690), (835, 10052), (1169, 7180), (1436, 5845), (1670, 5026), (1795, 4676), (2338, 3590), (2513, 3340)]