20075097540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1301887}}^1$

素因数の和:1302156

約数の個数: 48

約数和(自身を含む): 56429033472

約数和(自身を除く): 36353935932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 15420, 1301887, 2603774, 3905661, 5207548, 6509435, 7811322, 13018870, 15622644, 19528305, 26037740, 39056610, 78113220, 334584959, 669169918, 1003754877, 1338339836, 1672924795, 2007509754, 3345849590, 4015019508, 5018774385, 6691699180, 10037548770, 20075097540]

約数ペア:

[(1, 20075097540), (2, 10037548770), (3, 6691699180), (4, 5018774385), (5, 4015019508), (6, 3345849590), (10, 2007509754), (12, 1672924795), (15, 1338339836), (20, 1003754877), (30, 669169918), (60, 334584959), (257, 78113220), (514, 39056610), (771, 26037740), (1028, 19528305), (1285, 15622644), (1542, 13018870), (2570, 7811322), (3084, 6509435), (3855, 5207548), (5140, 3905661), (7710, 2603774), (15420, 1301887)]