18428480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:476

約数の個数: 112

約数和(自身を含む): 52913280

約数和(自身を除く): 34484800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 433, 448, 532, 560, 608, 665, 760, 866, 1064, 1120, 1216, 1330, 1520, 1732, 2128, 2165, 2240, 2660, 3031, 3040, 3464, 4256, 4330, 5320, 6062, 6080, 6928, 8227, 8512, 8660, 10640, 12124, 13856, 15155, 16454, 17320, 21280, 24248, 27712, 30310, 32908, 34640, 41135, 42560, 48496, 57589, 60620, 65816, 69280, 82270, 96992, 115178, 121240, 131632, 138560, 164540, 193984, 230356, 242480, 263264, 287945, 329080, 460712, 484960, 526528, 575890, 658160, 921424, 969920, 1151780, 1316320, 1842848, 2303560, 2632640, 3685696, 4607120, 9214240, 18428480]

約数ペア:

[(1, 18428480), (2, 9214240), (4, 4607120), (5, 3685696), (7, 2632640), (8, 2303560), (10, 1842848), (14, 1316320), (16, 1151780), (19, 969920), (20, 921424), (28, 658160), (32, 575890), (35, 526528), (38, 484960), (40, 460712), (56, 329080), (64, 287945), (70, 263264), (76, 242480), (80, 230356), (95, 193984), (112, 164540), (133, 138560), (140, 131632), (152, 121240), (160, 115178), (190, 96992), (224, 82270), (266, 69280), (280, 65816), (304, 60620), (320, 57589), (380, 48496), (433, 42560), (448, 41135), (532, 34640), (560, 32908), (608, 30310), (665, 27712), (760, 24248), (866, 21280), (1064, 17320), (1120, 16454), (1216, 15155), (1330, 13856), (1520, 12124), (1732, 10640), (2128, 8660), (2165, 8512), (2240, 8227), (2660, 6928), (3031, 6080), (3040, 6062), (3464, 5320), (4256, 4330)]