2186120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 5322240

約数和(自身を除く): 3136120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 43, 62, 82, 86, 124, 155, 164, 172, 205, 215, 248, 310, 328, 344, 410, 430, 620, 820, 860, 1240, 1271, 1333, 1640, 1720, 1763, 2542, 2666, 3526, 5084, 5332, 6355, 6665, 7052, 8815, 10168, 10664, 12710, 13330, 14104, 17630, 25420, 26660, 35260, 50840, 53320, 54653, 70520, 109306, 218612, 273265, 437224, 546530, 1093060, 2186120]

約数ペア:

[(1, 2186120), (2, 1093060), (4, 546530), (5, 437224), (8, 273265), (10, 218612), (20, 109306), (31, 70520), (40, 54653), (41, 53320), (43, 50840), (62, 35260), (82, 26660), (86, 25420), (124, 17630), (155, 14104), (164, 13330), (172, 12710), (205, 10664), (215, 10168), (248, 8815), (310, 7052), (328, 6665), (344, 6355), (410, 5332), (430, 5084), (620, 3526), (820, 2666), (860, 2542), (1240, 1763), (1271, 1720), (1333, 1640)]