747520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{73}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 1818180

約数和(自身を除く): 1070660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 512, 584, 640, 730, 1024, 1168, 1280, 1460, 2048, 2336, 2560, 2920, 4672, 5120, 5840, 9344, 10240, 11680, 18688, 23360, 37376, 46720, 74752, 93440, 149504, 186880, 373760, 747520]

約数ペア:

[(1, 747520), (2, 373760), (4, 186880), (5, 149504), (8, 93440), (10, 74752), (16, 46720), (20, 37376), (32, 23360), (40, 18688), (64, 11680), (73, 10240), (80, 9344), (128, 5840), (146, 5120), (160, 4672), (256, 2920), (292, 2560), (320, 2336), (365, 2048), (512, 1460), (584, 1280), (640, 1168), (730, 1024)]