2034991720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{834013}}^1$

素因数の和:834085

約数の個数: 32

約数和(自身を含む): 4653798120

約数和(自身を除く): 2618806400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 834013, 1668026, 3336052, 4170065, 6672104, 8340130, 16680260, 33360520, 50874793, 101749586, 203499172, 254373965, 406998344, 508747930, 1017495860, 2034991720]

約数ペア:

[(1, 2034991720), (2, 1017495860), (4, 508747930), (5, 406998344), (8, 254373965), (10, 203499172), (20, 101749586), (40, 50874793), (61, 33360520), (122, 16680260), (244, 8340130), (305, 6672104), (488, 4170065), (610, 3336052), (1220, 1668026), (2440, 834013)]