20170464580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{415201}}^1$

素因数の和:415564

約数の個数: 48

約数和(自身を含む): 48548739456

約数和(自身を除く): 28378274876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 1388, 1735, 2429, 3470, 4858, 6940, 9716, 12145, 24290, 48580, 415201, 830402, 1660804, 2076005, 2906407, 4152010, 5812814, 8304020, 11625628, 14532035, 29064070, 58128140, 144074747, 288149494, 576298988, 720373735, 1008523229, 1440747470, 2017046458, 2881494940, 4034092916, 5042616145, 10085232290, 20170464580]

約数ペア:

[(1, 20170464580), (2, 10085232290), (4, 5042616145), (5, 4034092916), (7, 2881494940), (10, 2017046458), (14, 1440747470), (20, 1008523229), (28, 720373735), (35, 576298988), (70, 288149494), (140, 144074747), (347, 58128140), (694, 29064070), (1388, 14532035), (1735, 11625628), (2429, 8304020), (3470, 5812814), (4858, 4152010), (6940, 2906407), (9716, 2076005), (12145, 1660804), (24290, 830402), (48580, 415201)]