378880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{37}}^1$

素因数の和:64

約数の個数: 48

約数和(自身を含む): 933660

約数和(自身を除く): 554780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 740, 1024, 1184, 1280, 1480, 2048, 2368, 2560, 2960, 4736, 5120, 5920, 9472, 10240, 11840, 18944, 23680, 37888, 47360, 75776, 94720, 189440, 378880]

約数ペア:

[(1, 378880), (2, 189440), (4, 94720), (5, 75776), (8, 47360), (10, 37888), (16, 23680), (20, 18944), (32, 11840), (37, 10240), (40, 9472), (64, 5920), (74, 5120), (80, 4736), (128, 2960), (148, 2560), (160, 2368), (185, 2048), (256, 1480), (296, 1280), (320, 1184), (370, 1024), (512, 740), (592, 640)]