397214720

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{11083}}^1$

素因数の和:11115

約数の個数: 88

約数和(自身を含む): 1089069504

約数和(自身を除く): 691854784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 5120, 7168, 8960, 11083, 17920, 22166, 35840, 44332, 55415, 77581, 88664, 110830, 155162, 177328, 221660, 310324, 354656, 387905, 443320, 620648, 709312, 775810, 886640, 1241296, 1418624, 1551620, 1773280, 2482592, 2837248, 3103240, 3546560, 4965184, 5674496, 6206480, 7093120, 9930368, 11348992, 12412960, 14186240, 19860736, 24825920, 28372480, 39721472, 49651840, 56744960, 79442944, 99303680, 198607360, 397214720]

約数ペア:

[(1, 397214720), (2, 198607360), (4, 99303680), (5, 79442944), (7, 56744960), (8, 49651840), (10, 39721472), (14, 28372480), (16, 24825920), (20, 19860736), (28, 14186240), (32, 12412960), (35, 11348992), (40, 9930368), (56, 7093120), (64, 6206480), (70, 5674496), (80, 4965184), (112, 3546560), (128, 3103240), (140, 2837248), (160, 2482592), (224, 1773280), (256, 1551620), (280, 1418624), (320, 1241296), (448, 886640), (512, 775810), (560, 709312), (640, 620648), (896, 443320), (1024, 387905), (1120, 354656), (1280, 310324), (1792, 221660), (2240, 177328), (2560, 155162), (3584, 110830), (4480, 88664), (5120, 77581), (7168, 55415), (8960, 44332), (11083, 35840), (17920, 22166)]