193319980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22637}}^1$

素因数の和:22714

約数の個数: 48

約数和(自身を含む): 471594816

約数和(自身を除く): 278274836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 22637, 45274, 90548, 113185, 158459, 226370, 316918, 452740, 633836, 792295, 1380857, 1584590, 2761714, 3169180, 5523428, 6904285, 9665999, 13808570, 19331998, 27617140, 38663996, 48329995, 96659990, 193319980]

約数ペア:

[(1, 193319980), (2, 96659990), (4, 48329995), (5, 38663996), (7, 27617140), (10, 19331998), (14, 13808570), (20, 9665999), (28, 6904285), (35, 5523428), (61, 3169180), (70, 2761714), (122, 1584590), (140, 1380857), (244, 792295), (305, 633836), (427, 452740), (610, 316918), (854, 226370), (1220, 158459), (1708, 113185), (2135, 90548), (4270, 45274), (8540, 22637)]