2000220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 6205248

約数和(自身を除く): 4205028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 37, 51, 53, 60, 68, 74, 85, 102, 106, 111, 148, 159, 170, 185, 204, 212, 222, 255, 265, 318, 340, 370, 444, 510, 530, 555, 629, 636, 740, 795, 901, 1020, 1060, 1110, 1258, 1590, 1802, 1887, 1961, 2220, 2516, 2703, 3145, 3180, 3604, 3774, 3922, 4505, 5406, 5883, 6290, 7548, 7844, 9010, 9435, 9805, 10812, 11766, 12580, 13515, 18020, 18870, 19610, 23532, 27030, 29415, 33337, 37740, 39220, 54060, 58830, 66674, 100011, 117660, 133348, 166685, 200022, 333370, 400044, 500055, 666740, 1000110, 2000220]

約数ペア:

[(1, 2000220), (2, 1000110), (3, 666740), (4, 500055), (5, 400044), (6, 333370), (10, 200022), (12, 166685), (15, 133348), (17, 117660), (20, 100011), (30, 66674), (34, 58830), (37, 54060), (51, 39220), (53, 37740), (60, 33337), (68, 29415), (74, 27030), (85, 23532), (102, 19610), (106, 18870), (111, 18020), (148, 13515), (159, 12580), (170, 11766), (185, 10812), (204, 9805), (212, 9435), (222, 9010), (255, 7844), (265, 7548), (318, 6290), (340, 5883), (370, 5406), (444, 4505), (510, 3922), (530, 3774), (555, 3604), (629, 3180), (636, 3145), (740, 2703), (795, 2516), (901, 2220), (1020, 1961), (1060, 1887), (1110, 1802), (1258, 1590)]