20683680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1051}}^1$

素因数の和:1110

約数の個数: 96

約数和(自身を含む): 66806208

約数和(自身を除く): 46122528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 205, 240, 246, 328, 410, 480, 492, 615, 656, 820, 984, 1051, 1230, 1312, 1640, 1968, 2102, 2460, 3153, 3280, 3936, 4204, 4920, 5255, 6306, 6560, 8408, 9840, 10510, 12612, 15765, 16816, 19680, 21020, 25224, 31530, 33632, 42040, 43091, 50448, 63060, 84080, 86182, 100896, 126120, 129273, 168160, 172364, 215455, 252240, 258546, 344728, 430910, 504480, 517092, 646365, 689456, 861820, 1034184, 1292730, 1378912, 1723640, 2068368, 2585460, 3447280, 4136736, 5170920, 6894560, 10341840, 20683680]

約数ペア:

[(1, 20683680), (2, 10341840), (3, 6894560), (4, 5170920), (5, 4136736), (6, 3447280), (8, 2585460), (10, 2068368), (12, 1723640), (15, 1378912), (16, 1292730), (20, 1034184), (24, 861820), (30, 689456), (32, 646365), (40, 517092), (41, 504480), (48, 430910), (60, 344728), (80, 258546), (82, 252240), (96, 215455), (120, 172364), (123, 168160), (160, 129273), (164, 126120), (205, 100896), (240, 86182), (246, 84080), (328, 63060), (410, 50448), (480, 43091), (492, 42040), (615, 33632), (656, 31530), (820, 25224), (984, 21020), (1051, 19680), (1230, 16816), (1312, 15765), (1640, 12612), (1968, 10510), (2102, 9840), (2460, 8408), (3153, 6560), (3280, 6306), (3936, 5255), (4204, 4920)]