22797440

素因数分解:

$2^7\times 5^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 55080000

約数和(自身を除く): 32282560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 179, 199, 320, 358, 398, 640, 716, 796, 895, 995, 1432, 1592, 1790, 1990, 2864, 3184, 3580, 3980, 5728, 6368, 7160, 7960, 11456, 12736, 14320, 15920, 22912, 25472, 28640, 31840, 35621, 57280, 63680, 71242, 114560, 127360, 142484, 178105, 284968, 356210, 569936, 712420, 1139872, 1424840, 2279744, 2849680, 4559488, 5699360, 11398720, 22797440]

約数ペア:

[(1, 22797440), (2, 11398720), (4, 5699360), (5, 4559488), (8, 2849680), (10, 2279744), (16, 1424840), (20, 1139872), (32, 712420), (40, 569936), (64, 356210), (80, 284968), (128, 178105), (160, 142484), (179, 127360), (199, 114560), (320, 71242), (358, 63680), (398, 57280), (640, 35621), (716, 31840), (796, 28640), (895, 25472), (995, 22912), (1432, 15920), (1592, 14320), (1790, 12736), (1990, 11456), (2864, 7960), (3184, 7160), (3580, 6368), (3980, 5728)]