38412080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 120

約数和(自身を含む): 106868160

約数和(自身を除く): 68456080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 196, 205, 239, 245, 280, 287, 328, 392, 410, 478, 490, 560, 574, 656, 784, 820, 956, 980, 1148, 1195, 1435, 1640, 1673, 1912, 1960, 2009, 2296, 2390, 2870, 3280, 3346, 3824, 3920, 4018, 4592, 4780, 5740, 6692, 8036, 8365, 9560, 9799, 10045, 11480, 11711, 13384, 16072, 16730, 19120, 19598, 20090, 22960, 23422, 26768, 32144, 33460, 39196, 40180, 46844, 48995, 58555, 66920, 68593, 78392, 80360, 93688, 97990, 117110, 133840, 137186, 156784, 160720, 187376, 195980, 234220, 274372, 342965, 391960, 468440, 480151, 548744, 685930, 783920, 936880, 960302, 1097488, 1371860, 1920604, 2400755, 2743720, 3841208, 4801510, 5487440, 7682416, 9603020, 19206040, 38412080]

約数ペア:

[(1, 38412080), (2, 19206040), (4, 9603020), (5, 7682416), (7, 5487440), (8, 4801510), (10, 3841208), (14, 2743720), (16, 2400755), (20, 1920604), (28, 1371860), (35, 1097488), (40, 960302), (41, 936880), (49, 783920), (56, 685930), (70, 548744), (80, 480151), (82, 468440), (98, 391960), (112, 342965), (140, 274372), (164, 234220), (196, 195980), (205, 187376), (239, 160720), (245, 156784), (280, 137186), (287, 133840), (328, 117110), (392, 97990), (410, 93688), (478, 80360), (490, 78392), (560, 68593), (574, 66920), (656, 58555), (784, 48995), (820, 46844), (956, 40180), (980, 39196), (1148, 33460), (1195, 32144), (1435, 26768), (1640, 23422), (1673, 22960), (1912, 20090), (1960, 19598), (2009, 19120), (2296, 16730), (2390, 16072), (2870, 13384), (3280, 11711), (3346, 11480), (3824, 10045), (3920, 9799), (4018, 9560), (4592, 8365), (4780, 8036), (5740, 6692)]