15695202820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1621}}^1\times {\mathrm{4001}}^1$

素因数の和:5653

約数の個数: 72

約数和(自身を含む): 36260088984

約数和(自身を除く): 20564886164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1621, 2420, 3242, 4001, 6484, 8002, 8105, 16004, 16210, 17831, 20005, 32420, 35662, 40010, 44011, 71324, 80020, 88022, 89155, 176044, 178310, 196141, 220055, 356620, 392282, 440110, 484121, 784564, 880220, 968242, 980705, 1936484, 1961410, 2420605, 3922820, 4841210, 6485621, 9682420, 12971242, 25942484, 32428105, 64856210, 71341831, 129712420, 142683662, 285367324, 356709155, 713418310, 784760141, 1426836620, 1569520282, 3139040564, 3923800705, 7847601410, 15695202820]

約数ペア:

[(1, 15695202820), (2, 7847601410), (4, 3923800705), (5, 3139040564), (10, 1569520282), (11, 1426836620), (20, 784760141), (22, 713418310), (44, 356709155), (55, 285367324), (110, 142683662), (121, 129712420), (220, 71341831), (242, 64856210), (484, 32428105), (605, 25942484), (1210, 12971242), (1621, 9682420), (2420, 6485621), (3242, 4841210), (4001, 3922820), (6484, 2420605), (8002, 1961410), (8105, 1936484), (16004, 980705), (16210, 968242), (17831, 880220), (20005, 784564), (32420, 484121), (35662, 440110), (40010, 392282), (44011, 356620), (71324, 220055), (80020, 196141), (88022, 178310), (89155, 176044)]