2318555720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{143831}}^1$

素因数の和:143886

約数の個数: 64

約数和(自身を含む): 5799306240

約数和(自身を除く): 3480750520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 143831, 287662, 575324, 719155, 1150648, 1438310, 1869803, 2876620, 3739606, 4458761, 5753240, 7479212, 8917522, 9349015, 14958424, 17835044, 18698030, 22293805, 35670088, 37396060, 44587610, 57963893, 74792120, 89175220, 115927786, 178350440, 231855572, 289819465, 463711144, 579638930, 1159277860, 2318555720]

約数ペア:

[(1, 2318555720), (2, 1159277860), (4, 579638930), (5, 463711144), (8, 289819465), (10, 231855572), (13, 178350440), (20, 115927786), (26, 89175220), (31, 74792120), (40, 57963893), (52, 44587610), (62, 37396060), (65, 35670088), (104, 22293805), (124, 18698030), (130, 17835044), (155, 14958424), (248, 9349015), (260, 8917522), (310, 7479212), (403, 5753240), (520, 4458761), (620, 3739606), (806, 2876620), (1240, 1869803), (1612, 1438310), (2015, 1150648), (3224, 719155), (4030, 575324), (8060, 287662), (16120, 143831)]