7441720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1301}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 19686240

約数和(自身を除く): 12244520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1301, 1430, 2602, 2860, 5204, 5720, 6505, 10408, 13010, 14311, 16913, 26020, 28622, 33826, 52040, 57244, 67652, 71555, 84565, 114488, 135304, 143110, 169130, 186043, 286220, 338260, 372086, 572440, 676520, 744172, 930215, 1488344, 1860430, 3720860, 7441720]

約数ペア:

[(1, 7441720), (2, 3720860), (4, 1860430), (5, 1488344), (8, 930215), (10, 744172), (11, 676520), (13, 572440), (20, 372086), (22, 338260), (26, 286220), (40, 186043), (44, 169130), (52, 143110), (55, 135304), (65, 114488), (88, 84565), (104, 71555), (110, 67652), (130, 57244), (143, 52040), (220, 33826), (260, 28622), (286, 26020), (440, 16913), (520, 14311), (572, 13010), (715, 10408), (1144, 6505), (1301, 5720), (1430, 5204), (2602, 2860)]