1880640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{653}}^1$

素因数の和:676

約数の個数: 84

約数和(自身を含む): 6478524

約数和(自身を除く): 4597884

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 653, 720, 960, 1306, 1440, 1959, 2612, 2880, 3265, 3918, 5224, 5877, 6530, 7836, 9795, 10448, 11754, 13060, 15672, 19590, 20896, 23508, 26120, 29385, 31344, 39180, 41792, 47016, 52240, 58770, 62688, 78360, 94032, 104480, 117540, 125376, 156720, 188064, 208960, 235080, 313440, 376128, 470160, 626880, 940320, 1880640]

約数ペア:

[(1, 1880640), (2, 940320), (3, 626880), (4, 470160), (5, 376128), (6, 313440), (8, 235080), (9, 208960), (10, 188064), (12, 156720), (15, 125376), (16, 117540), (18, 104480), (20, 94032), (24, 78360), (30, 62688), (32, 58770), (36, 52240), (40, 47016), (45, 41792), (48, 39180), (60, 31344), (64, 29385), (72, 26120), (80, 23508), (90, 20896), (96, 19590), (120, 15672), (144, 13060), (160, 11754), (180, 10448), (192, 9795), (240, 7836), (288, 6530), (320, 5877), (360, 5224), (480, 3918), (576, 3265), (653, 2880), (720, 2612), (960, 1959), (1306, 1440)]