40893440

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{163}}^1$

素因数の和:202

約数の個数: 132

約数和(自身を含む): 114812136

約数和(自身を除く): 73918696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 163, 196, 224, 245, 256, 280, 320, 326, 392, 448, 490, 512, 560, 640, 652, 784, 815, 896, 980, 1024, 1120, 1141, 1280, 1304, 1568, 1630, 1792, 1960, 2240, 2282, 2560, 2608, 3136, 3260, 3584, 3920, 4480, 4564, 5120, 5216, 5705, 6272, 6520, 7168, 7840, 7987, 8960, 9128, 10432, 11410, 12544, 13040, 15680, 15974, 17920, 18256, 20864, 22820, 25088, 26080, 31360, 31948, 35840, 36512, 39935, 41728, 45640, 50176, 52160, 62720, 63896, 73024, 79870, 83456, 91280, 104320, 125440, 127792, 146048, 159740, 166912, 182560, 208640, 250880, 255584, 292096, 319480, 365120, 417280, 511168, 584192, 638960, 730240, 834560, 1022336, 1168384, 1277920, 1460480, 2044672, 2555840, 2920960, 4089344, 5111680, 5841920, 8178688, 10223360, 20446720, 40893440]

約数ペア:

[(1, 40893440), (2, 20446720), (4, 10223360), (5, 8178688), (7, 5841920), (8, 5111680), (10, 4089344), (14, 2920960), (16, 2555840), (20, 2044672), (28, 1460480), (32, 1277920), (35, 1168384), (40, 1022336), (49, 834560), (56, 730240), (64, 638960), (70, 584192), (80, 511168), (98, 417280), (112, 365120), (128, 319480), (140, 292096), (160, 255584), (163, 250880), (196, 208640), (224, 182560), (245, 166912), (256, 159740), (280, 146048), (320, 127792), (326, 125440), (392, 104320), (448, 91280), (490, 83456), (512, 79870), (560, 73024), (640, 63896), (652, 62720), (784, 52160), (815, 50176), (896, 45640), (980, 41728), (1024, 39935), (1120, 36512), (1141, 35840), (1280, 31948), (1304, 31360), (1568, 26080), (1630, 25088), (1792, 22820), (1960, 20864), (2240, 18256), (2282, 17920), (2560, 15974), (2608, 15680), (3136, 13040), (3260, 12544), (3584, 11410), (3920, 10432), (4480, 9128), (4564, 8960), (5120, 7987), (5216, 7840), (5705, 7168), (6272, 6520)]