38778880

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{541}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 106535520

約数和(自身を除く): 67756640

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, 541, 560, 640, 896, 1024, 1082, 1120, 1280, 1792, 2048, 2164, 2240, 2560, 2705, 3584, 3787, 4328, 4480, 5120, 5410, 7168, 7574, 8656, 8960, 10240, 10820, 14336, 15148, 17312, 17920, 18935, 21640, 30296, 34624, 35840, 37870, 43280, 60592, 69248, 71680, 75740, 86560, 121184, 138496, 151480, 173120, 242368, 276992, 302960, 346240, 484736, 553984, 605920, 692480, 969472, 1107968, 1211840, 1384960, 1938944, 2423680, 2769920, 3877888, 4847360, 5539840, 7755776, 9694720, 19389440, 38778880]

約数ペア:

[(1, 38778880), (2, 19389440), (4, 9694720), (5, 7755776), (7, 5539840), (8, 4847360), (10, 3877888), (14, 2769920), (16, 2423680), (20, 1938944), (28, 1384960), (32, 1211840), (35, 1107968), (40, 969472), (56, 692480), (64, 605920), (70, 553984), (80, 484736), (112, 346240), (128, 302960), (140, 276992), (160, 242368), (224, 173120), (256, 151480), (280, 138496), (320, 121184), (448, 86560), (512, 75740), (541, 71680), (560, 69248), (640, 60592), (896, 43280), (1024, 37870), (1082, 35840), (1120, 34624), (1280, 30296), (1792, 21640), (2048, 18935), (2164, 17920), (2240, 17312), (2560, 15148), (2705, 14336), (3584, 10820), (3787, 10240), (4328, 8960), (4480, 8656), (5120, 7574), (5410, 7168)]