201539440

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{24943}}^1$

素因数の和:25057

約数の個数: 40

約数和(自身を含む): 473237568

約数和(自身を除く): 271698128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 24943, 49886, 99772, 124715, 199544, 249430, 399088, 498860, 997720, 1995440, 2519243, 5038486, 10076972, 12596215, 20153944, 25192430, 40307888, 50384860, 100769720, 201539440]

約数ペア:

[(1, 201539440), (2, 100769720), (4, 50384860), (5, 40307888), (8, 25192430), (10, 20153944), (16, 12596215), (20, 10076972), (40, 5038486), (80, 2519243), (101, 1995440), (202, 997720), (404, 498860), (505, 399088), (808, 249430), (1010, 199544), (1616, 124715), (2020, 99772), (4040, 49886), (8080, 24943)]