140504260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{3019}}^1$

素因数の和:3220

約数の個数: 48

約数和(自身を含む): 319636800

約数和(自身を除く): 179132540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1790, 2327, 3019, 3580, 4654, 6038, 9308, 11635, 12076, 15095, 23270, 30190, 39247, 46540, 60380, 78494, 156988, 196235, 392470, 540401, 784940, 1080802, 2161604, 2702005, 5404010, 7025213, 10808020, 14050426, 28100852, 35126065, 70252130, 140504260]

約数ペア:

[(1, 140504260), (2, 70252130), (4, 35126065), (5, 28100852), (10, 14050426), (13, 10808020), (20, 7025213), (26, 5404010), (52, 2702005), (65, 2161604), (130, 1080802), (179, 784940), (260, 540401), (358, 392470), (716, 196235), (895, 156988), (1790, 78494), (2327, 60380), (3019, 46540), (3580, 39247), (4654, 30190), (6038, 23270), (9308, 15095), (11635, 12076)]