203614720

素因数分解:

$2^9\times 5^1\times {\mathrm{79537}}^1$

素因数の和:79560

約数の個数: 40

約数和(自身を含む): 488204244

約数和(自身を除く): 284589524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 79537, 159074, 318148, 397685, 636296, 795370, 1272592, 1590740, 2545184, 3181480, 5090368, 6362960, 10180736, 12725920, 20361472, 25451840, 40722944, 50903680, 101807360, 203614720]

約数ペア:

[(1, 203614720), (2, 101807360), (4, 50903680), (5, 40722944), (8, 25451840), (10, 20361472), (16, 12725920), (20, 10180736), (32, 6362960), (40, 5090368), (64, 3181480), (80, 2545184), (128, 1590740), (160, 1272592), (256, 795370), (320, 636296), (512, 397685), (640, 318148), (1280, 159074), (2560, 79537)]