1520199680

素因数分解:

$2^{11}\times 5^1\times {\mathrm{148457}}^1$

素因数の和:148484

約数の個数: 48

約数和(自身を含む): 3647613060

約数和(自身を除く): 2127413380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 148457, 296914, 593828, 742285, 1187656, 1484570, 2375312, 2969140, 4750624, 5938280, 9501248, 11876560, 19002496, 23753120, 38004992, 47506240, 76009984, 95012480, 152019968, 190024960, 304039936, 380049920, 760099840, 1520199680]

約数ペア:

[(1, 1520199680), (2, 760099840), (4, 380049920), (5, 304039936), (8, 190024960), (10, 152019968), (16, 95012480), (20, 76009984), (32, 47506240), (40, 38004992), (64, 23753120), (80, 19002496), (128, 11876560), (160, 9501248), (256, 5938280), (320, 4750624), (512, 2969140), (640, 2375312), (1024, 1484570), (1280, 1187656), (2048, 742285), (2560, 593828), (5120, 296914), (10240, 148457)]