1001969920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{111827}}^1$

素因数の和:111855

約数の個数: 72

約数和(自身を含む): 2742917184

約数和(自身を除く): 1740947264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 111827, 223654, 447308, 559135, 782789, 894616, 1118270, 1565578, 1789232, 2236540, 3131156, 3578464, 3913945, 4473080, 6262312, 7156928, 7827890, 8946160, 12524624, 14313856, 15655780, 17892320, 25049248, 28627712, 31311560, 35784640, 50098496, 62623120, 71569280, 100196992, 125246240, 143138560, 200393984, 250492480, 500984960, 1001969920]

約数ペア:

[(1, 1001969920), (2, 500984960), (4, 250492480), (5, 200393984), (7, 143138560), (8, 125246240), (10, 100196992), (14, 71569280), (16, 62623120), (20, 50098496), (28, 35784640), (32, 31311560), (35, 28627712), (40, 25049248), (56, 17892320), (64, 15655780), (70, 14313856), (80, 12524624), (112, 8946160), (128, 7827890), (140, 7156928), (160, 6262312), (224, 4473080), (256, 3913945), (280, 3578464), (320, 3131156), (448, 2236540), (560, 1789232), (640, 1565578), (896, 1118270), (1120, 894616), (1280, 782789), (1792, 559135), (2240, 447308), (4480, 223654), (8960, 111827)]