20095695

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 60

約数和(自身を含む): 37940760

約数和(自身を除く): 17845065

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 59, 81, 87, 135, 145, 177, 261, 295, 405, 435, 531, 783, 841, 885, 1305, 1593, 1711, 2349, 2523, 2655, 3915, 4205, 4779, 5133, 7569, 7965, 8555, 11745, 12615, 15399, 22707, 23895, 25665, 37845, 46197, 49619, 68121, 76995, 113535, 138591, 148857, 230985, 248095, 340605, 446571, 692955, 744285, 1339713, 2232855, 4019139, 6698565, 20095695]

約数ペア:

[(1, 20095695), (3, 6698565), (5, 4019139), (9, 2232855), (15, 1339713), (27, 744285), (29, 692955), (45, 446571), (59, 340605), (81, 248095), (87, 230985), (135, 148857), (145, 138591), (177, 113535), (261, 76995), (295, 68121), (405, 49619), (435, 46197), (531, 37845), (783, 25665), (841, 23895), (885, 22707), (1305, 15399), (1593, 12615), (1711, 11745), (2349, 8555), (2523, 7965), (2655, 7569), (3915, 5133), (4205, 4779)]