2018092120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{7949}}^1$

素因数の和:8548

約数の個数: 64

約数和(自身を含む): 4962708000

約数和(自身を除く): 2944615880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 577, 1154, 2308, 2885, 4616, 5770, 6347, 7949, 11540, 12694, 15898, 23080, 25388, 31735, 31796, 39745, 50776, 63470, 63592, 79490, 87439, 126940, 158980, 174878, 253880, 317960, 349756, 437195, 699512, 874390, 1748780, 3497560, 4586573, 9173146, 18346292, 22932865, 36692584, 45865730, 50452303, 91731460, 100904606, 183462920, 201809212, 252261515, 403618424, 504523030, 1009046060, 2018092120]

約数ペア:

[(1, 2018092120), (2, 1009046060), (4, 504523030), (5, 403618424), (8, 252261515), (10, 201809212), (11, 183462920), (20, 100904606), (22, 91731460), (40, 50452303), (44, 45865730), (55, 36692584), (88, 22932865), (110, 18346292), (220, 9173146), (440, 4586573), (577, 3497560), (1154, 1748780), (2308, 874390), (2885, 699512), (4616, 437195), (5770, 349756), (6347, 317960), (7949, 253880), (11540, 174878), (12694, 158980), (15898, 126940), (23080, 87439), (25388, 79490), (31735, 63592), (31796, 63470), (39745, 50776)]