16820610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 41990400

約数和(自身を除く): 25169790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 71, 106, 142, 149, 159, 213, 265, 298, 318, 355, 426, 447, 530, 710, 745, 795, 894, 1065, 1490, 1590, 2130, 2235, 3763, 4470, 7526, 7897, 10579, 11289, 15794, 18815, 21158, 22578, 23691, 31737, 37630, 39485, 47382, 52895, 56445, 63474, 78970, 105790, 112890, 118455, 158685, 236910, 317370, 560687, 1121374, 1682061, 2803435, 3364122, 5606870, 8410305, 16820610]

約数ペア:

[(1, 16820610), (2, 8410305), (3, 5606870), (5, 3364122), (6, 2803435), (10, 1682061), (15, 1121374), (30, 560687), (53, 317370), (71, 236910), (106, 158685), (142, 118455), (149, 112890), (159, 105790), (213, 78970), (265, 63474), (298, 56445), (318, 52895), (355, 47382), (426, 39485), (447, 37630), (530, 31737), (710, 23691), (745, 22578), (795, 21158), (894, 18815), (1065, 15794), (1490, 11289), (1590, 10579), (2130, 7897), (2235, 7526), (3763, 4470)]