5405890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2663}}^1$

素因数の和:2706

約数の個数: 32

約数和(自身を含む): 11508480

約数和(自身を除く): 6102590

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 2663, 5326, 13315, 18641, 26630, 37282, 77227, 93205, 154454, 186410, 386135, 540589, 772270, 1081178, 2702945, 5405890]

約数ペア:

[(1, 5405890), (2, 2702945), (5, 1081178), (7, 772270), (10, 540589), (14, 386135), (29, 186410), (35, 154454), (58, 93205), (70, 77227), (145, 37282), (203, 26630), (290, 18641), (406, 13315), (1015, 5326), (2030, 2663)]