16661120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{3719}}^1$

素因数の和:3745

約数の個数: 64

約数和(自身を含む): 45532800

約数和(自身を除く): 28871680

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 3719, 4480, 7438, 14876, 18595, 26033, 29752, 37190, 52066, 59504, 74380, 104132, 119008, 130165, 148760, 208264, 238016, 260330, 297520, 416528, 476032, 520660, 595040, 833056, 1041320, 1190080, 1666112, 2082640, 2380160, 3332224, 4165280, 8330560, 16661120]

約数ペア:

[(1, 16661120), (2, 8330560), (4, 4165280), (5, 3332224), (7, 2380160), (8, 2082640), (10, 1666112), (14, 1190080), (16, 1041320), (20, 833056), (28, 595040), (32, 520660), (35, 476032), (40, 416528), (56, 297520), (64, 260330), (70, 238016), (80, 208264), (112, 148760), (128, 130165), (140, 119008), (160, 104132), (224, 74380), (280, 59504), (320, 52066), (448, 37190), (560, 29752), (640, 26033), (896, 18595), (1120, 14876), (2240, 7438), (3719, 4480)]