28641760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 78382080

約数和(自身を除く): 49740320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 107, 112, 140, 160, 214, 224, 239, 280, 428, 478, 535, 560, 749, 856, 956, 1070, 1120, 1195, 1498, 1673, 1712, 1912, 2140, 2390, 2996, 3346, 3424, 3745, 3824, 4280, 4780, 5992, 6692, 7490, 7648, 8365, 8560, 9560, 11984, 13384, 14980, 16730, 17120, 19120, 23968, 25573, 26768, 29960, 33460, 38240, 51146, 53536, 59920, 66920, 102292, 119840, 127865, 133840, 179011, 204584, 255730, 267680, 358022, 409168, 511460, 716044, 818336, 895055, 1022920, 1432088, 1790110, 2045840, 2864176, 3580220, 4091680, 5728352, 7160440, 14320880, 28641760]

約数ペア:

[(1, 28641760), (2, 14320880), (4, 7160440), (5, 5728352), (7, 4091680), (8, 3580220), (10, 2864176), (14, 2045840), (16, 1790110), (20, 1432088), (28, 1022920), (32, 895055), (35, 818336), (40, 716044), (56, 511460), (70, 409168), (80, 358022), (107, 267680), (112, 255730), (140, 204584), (160, 179011), (214, 133840), (224, 127865), (239, 119840), (280, 102292), (428, 66920), (478, 59920), (535, 53536), (560, 51146), (749, 38240), (856, 33460), (956, 29960), (1070, 26768), (1120, 25573), (1195, 23968), (1498, 19120), (1673, 17120), (1712, 16730), (1912, 14980), (2140, 13384), (2390, 11984), (2996, 9560), (3346, 8560), (3424, 8365), (3745, 7648), (3824, 7490), (4280, 6692), (4780, 5992)]