201991320020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30697769}}^1$

素因数の和:30697832

約数の個数: 48

約数和(自身を含む): 495093634560

約数和(自身を除く): 293102314540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 30697769, 61395538, 122791076, 153488845, 214884383, 306977690, 429768766, 613955380, 859537532, 1074421915, 1442795143, 2148843830, 2885590286, 4297687660, 5771180572, 7213975715, 10099566001, 14427951430, 20199132002, 28855902860, 40398264004, 50497830005, 100995660010, 201991320020]

約数ペア:

[(1, 201991320020), (2, 100995660010), (4, 50497830005), (5, 40398264004), (7, 28855902860), (10, 20199132002), (14, 14427951430), (20, 10099566001), (28, 7213975715), (35, 5771180572), (47, 4297687660), (70, 2885590286), (94, 2148843830), (140, 1442795143), (188, 1074421915), (235, 859537532), (329, 613955380), (470, 429768766), (658, 306977690), (940, 214884383), (1316, 153488845), (1645, 122791076), (3290, 61395538), (6580, 30697769)]