20440080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9463}}^1$

素因数の和:9485

約数の個数: 80

約数和(自身を含む): 70412160

約数和(自身を除く): 49972080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9463, 18926, 28389, 37852, 47315, 56778, 75704, 85167, 94630, 113556, 141945, 151408, 170334, 189260, 227112, 255501, 283890, 340668, 378520, 425835, 454224, 511002, 567780, 681336, 757040, 851670, 1022004, 1135560, 1277505, 1362672, 1703340, 2044008, 2271120, 2555010, 3406680, 4088016, 5110020, 6813360, 10220040, 20440080]

約数ペア:

[(1, 20440080), (2, 10220040), (3, 6813360), (4, 5110020), (5, 4088016), (6, 3406680), (8, 2555010), (9, 2271120), (10, 2044008), (12, 1703340), (15, 1362672), (16, 1277505), (18, 1135560), (20, 1022004), (24, 851670), (27, 757040), (30, 681336), (36, 567780), (40, 511002), (45, 454224), (48, 425835), (54, 378520), (60, 340668), (72, 283890), (80, 255501), (90, 227112), (108, 189260), (120, 170334), (135, 151408), (144, 141945), (180, 113556), (216, 94630), (240, 85167), (270, 75704), (360, 56778), (432, 47315), (540, 37852), (720, 28389), (1080, 18926), (2160, 9463)]