143900020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6113}}^1$

素因数の和:6240

約数の個数: 48

約数和(自身を含む): 332797248

約数和(自身を除く): 188897228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 428, 535, 1070, 1177, 2140, 2354, 4708, 5885, 6113, 11770, 12226, 23540, 24452, 30565, 61130, 67243, 122260, 134486, 268972, 336215, 654091, 672430, 1308182, 1344860, 2616364, 3270455, 6540910, 7195001, 13081820, 14390002, 28780004, 35975005, 71950010, 143900020]

約数ペア:

[(1, 143900020), (2, 71950010), (4, 35975005), (5, 28780004), (10, 14390002), (11, 13081820), (20, 7195001), (22, 6540910), (44, 3270455), (55, 2616364), (107, 1344860), (110, 1308182), (214, 672430), (220, 654091), (428, 336215), (535, 268972), (1070, 134486), (1177, 122260), (2140, 67243), (2354, 61130), (4708, 30565), (5885, 24452), (6113, 23540), (11770, 12226)]