2162942720

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{31883}}^1$

素因数の和:31957

約数の個数: 72

約数和(自身を含む): 5278842576

約数和(自身を除く): 3115899856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 640, 848, 1060, 1280, 1696, 2120, 3392, 4240, 6784, 8480, 13568, 16960, 31883, 33920, 63766, 67840, 127532, 159415, 255064, 318830, 510128, 637660, 1020256, 1275320, 1689799, 2040512, 2550640, 3379598, 4081024, 5101280, 6759196, 8162048, 8448995, 10202560, 13518392, 16897990, 20405120, 27036784, 33795980, 40810240, 54073568, 67591960, 108147136, 135183920, 216294272, 270367840, 432588544, 540735680, 1081471360, 2162942720]

約数ペア:

[(1, 2162942720), (2, 1081471360), (4, 540735680), (5, 432588544), (8, 270367840), (10, 216294272), (16, 135183920), (20, 108147136), (32, 67591960), (40, 54073568), (53, 40810240), (64, 33795980), (80, 27036784), (106, 20405120), (128, 16897990), (160, 13518392), (212, 10202560), (256, 8448995), (265, 8162048), (320, 6759196), (424, 5101280), (530, 4081024), (640, 3379598), (848, 2550640), (1060, 2040512), (1280, 1689799), (1696, 1275320), (2120, 1020256), (3392, 637660), (4240, 510128), (6784, 318830), (8480, 255064), (13568, 159415), (16960, 127532), (31883, 67840), (33920, 63766)]