2160620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 5999616

約数和(自身を除く): 3838996

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 61, 70, 77, 92, 110, 115, 122, 140, 154, 161, 220, 230, 244, 253, 305, 308, 322, 385, 427, 460, 506, 610, 644, 671, 770, 805, 854, 1012, 1220, 1265, 1342, 1403, 1540, 1610, 1708, 1771, 2135, 2530, 2684, 2806, 3220, 3355, 3542, 4270, 4697, 5060, 5612, 6710, 7015, 7084, 8540, 8855, 9394, 9821, 13420, 14030, 15433, 17710, 18788, 19642, 23485, 28060, 30866, 35420, 39284, 46970, 49105, 61732, 77165, 93940, 98210, 108031, 154330, 196420, 216062, 308660, 432124, 540155, 1080310, 2160620]

約数ペア:

[(1, 2160620), (2, 1080310), (4, 540155), (5, 432124), (7, 308660), (10, 216062), (11, 196420), (14, 154330), (20, 108031), (22, 98210), (23, 93940), (28, 77165), (35, 61732), (44, 49105), (46, 46970), (55, 39284), (61, 35420), (70, 30866), (77, 28060), (92, 23485), (110, 19642), (115, 18788), (122, 17710), (140, 15433), (154, 14030), (161, 13420), (220, 9821), (230, 9394), (244, 8855), (253, 8540), (305, 7084), (308, 7015), (322, 6710), (385, 5612), (427, 5060), (460, 4697), (506, 4270), (610, 3542), (644, 3355), (671, 3220), (770, 2806), (805, 2684), (854, 2530), (1012, 2135), (1220, 1771), (1265, 1708), (1342, 1610), (1403, 1540)]