8885980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 19432224

約数和(自身を除く): 10546244

約数列:

[1, 2, 4, 5, 10, 20, 53, 83, 101, 106, 166, 202, 212, 265, 332, 404, 415, 505, 530, 830, 1010, 1060, 1660, 2020, 4399, 5353, 8383, 8798, 10706, 16766, 17596, 21412, 21995, 26765, 33532, 41915, 43990, 53530, 83830, 87980, 107060, 167660, 444299, 888598, 1777196, 2221495, 4442990, 8885980]

約数ペア:

[(1, 8885980), (2, 4442990), (4, 2221495), (5, 1777196), (10, 888598), (20, 444299), (53, 167660), (83, 107060), (101, 87980), (106, 83830), (166, 53530), (202, 43990), (212, 41915), (265, 33532), (332, 26765), (404, 21995), (415, 21412), (505, 17596), (530, 16766), (830, 10706), (1010, 8798), (1060, 8383), (1660, 5353), (2020, 4399)]