2875680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1997}}^1$

素因数の和:2018

約数の個数: 72

約数和(自身を含む): 9818172

約数和(自身を除く): 6942492

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1997, 3994, 5991, 7988, 9985, 11982, 15976, 17973, 19970, 23964, 29955, 31952, 35946, 39940, 47928, 59910, 63904, 71892, 79880, 89865, 95856, 119820, 143784, 159760, 179730, 191712, 239640, 287568, 319520, 359460, 479280, 575136, 718920, 958560, 1437840, 2875680]

約数ペア:

[(1, 2875680), (2, 1437840), (3, 958560), (4, 718920), (5, 575136), (6, 479280), (8, 359460), (9, 319520), (10, 287568), (12, 239640), (15, 191712), (16, 179730), (18, 159760), (20, 143784), (24, 119820), (30, 95856), (32, 89865), (36, 79880), (40, 71892), (45, 63904), (48, 59910), (60, 47928), (72, 39940), (80, 35946), (90, 31952), (96, 29955), (120, 23964), (144, 19970), (160, 17973), (180, 15976), (240, 11982), (288, 9985), (360, 7988), (480, 5991), (720, 3994), (1440, 1997)]