4413440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{431}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 10614240

約数和(自身を除く): 6200800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 431, 512, 640, 862, 1024, 1280, 1724, 2048, 2155, 2560, 3448, 4310, 5120, 6896, 8620, 10240, 13792, 17240, 27584, 34480, 55168, 68960, 110336, 137920, 220672, 275840, 441344, 551680, 882688, 1103360, 2206720, 4413440]

約数ペア:

[(1, 4413440), (2, 2206720), (4, 1103360), (5, 882688), (8, 551680), (10, 441344), (16, 275840), (20, 220672), (32, 137920), (40, 110336), (64, 68960), (80, 55168), (128, 34480), (160, 27584), (256, 17240), (320, 13792), (431, 10240), (512, 8620), (640, 6896), (862, 5120), (1024, 4310), (1280, 3448), (1724, 2560), (2048, 2155)]