19438560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13499}}^1$

素因数の和:13520

約数の個数: 72

約数和(自身を含む): 66339000

約数和(自身を除く): 46900440

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, 13499, 26998, 40497, 53996, 67495, 80994, 107992, 121491, 134990, 161988, 202485, 215984, 242982, 269980, 323976, 404970, 431968, 485964, 539960, 607455, 647952, 809940, 971928, 1079920, 1214910, 1295904, 1619880, 1943856, 2159840, 2429820, 3239760, 3887712, 4859640, 6479520, 9719280, 19438560]

約数ペア:

[(1, 19438560), (2, 9719280), (3, 6479520), (4, 4859640), (5, 3887712), (6, 3239760), (8, 2429820), (9, 2159840), (10, 1943856), (12, 1619880), (15, 1295904), (16, 1214910), (18, 1079920), (20, 971928), (24, 809940), (30, 647952), (32, 607455), (36, 539960), (40, 485964), (45, 431968), (48, 404970), (60, 323976), (72, 269980), (80, 242982), (90, 215984), (96, 202485), (120, 161988), (144, 134990), (160, 121491), (180, 107992), (240, 80994), (288, 67495), (360, 53996), (480, 40497), (720, 26998), (1440, 13499)]