39875690

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 73483200

約数和(自身を除く): 33607510

約数列:

[1, 2, 5, 10, 83, 107, 166, 214, 415, 449, 535, 830, 898, 1070, 2245, 4490, 8881, 17762, 37267, 44405, 48043, 74534, 88810, 96086, 186335, 240215, 372670, 480430, 3987569, 7975138, 19937845, 39875690]

約数ペア:

[(1, 39875690), (2, 19937845), (5, 7975138), (10, 3987569), (83, 480430), (107, 372670), (166, 240215), (214, 186335), (415, 96086), (449, 88810), (535, 74534), (830, 48043), (898, 44405), (1070, 37267), (2245, 17762), (4490, 8881)]