30700040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1321}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 79954560

約数和(自身を除く): 49254520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1321, 1660, 2324, 2642, 2905, 3320, 4648, 5284, 5810, 6605, 9247, 10568, 11620, 13210, 18494, 23240, 26420, 36988, 46235, 52840, 73976, 92470, 109643, 184940, 219286, 369880, 438572, 548215, 767501, 877144, 1096430, 1535002, 2192860, 3070004, 3837505, 4385720, 6140008, 7675010, 15350020, 30700040]

約数ペア:

[(1, 30700040), (2, 15350020), (4, 7675010), (5, 6140008), (7, 4385720), (8, 3837505), (10, 3070004), (14, 2192860), (20, 1535002), (28, 1096430), (35, 877144), (40, 767501), (56, 548215), (70, 438572), (83, 369880), (140, 219286), (166, 184940), (280, 109643), (332, 92470), (415, 73976), (581, 52840), (664, 46235), (830, 36988), (1162, 26420), (1321, 23240), (1660, 18494), (2324, 13210), (2642, 11620), (2905, 10568), (3320, 9247), (4648, 6605), (5284, 5810)]