1961740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 4634784

約数和(自身を除く): 2673044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 241, 370, 407, 482, 740, 814, 964, 1205, 1628, 2035, 2410, 2651, 4070, 4820, 5302, 8140, 8917, 10604, 13255, 17834, 26510, 35668, 44585, 53020, 89170, 98087, 178340, 196174, 392348, 490435, 980870, 1961740]

約数ペア:

[(1, 1961740), (2, 980870), (4, 490435), (5, 392348), (10, 196174), (11, 178340), (20, 98087), (22, 89170), (37, 53020), (44, 44585), (55, 35668), (74, 26510), (110, 17834), (148, 13255), (185, 10604), (220, 8917), (241, 8140), (370, 5302), (407, 4820), (482, 4070), (740, 2651), (814, 2410), (964, 2035), (1205, 1628)]