20565030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 52588800

約数和(自身を除く): 32023770

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 109, 114, 190, 218, 285, 327, 331, 545, 570, 654, 662, 993, 1090, 1635, 1655, 1986, 2071, 3270, 3310, 4142, 4965, 6213, 6289, 9930, 10355, 12426, 12578, 18867, 20710, 31065, 31445, 36079, 37734, 62130, 62890, 72158, 94335, 108237, 180395, 188670, 216474, 360790, 541185, 685501, 1082370, 1371002, 2056503, 3427505, 4113006, 6855010, 10282515, 20565030]

約数ペア:

[(1, 20565030), (2, 10282515), (3, 6855010), (5, 4113006), (6, 3427505), (10, 2056503), (15, 1371002), (19, 1082370), (30, 685501), (38, 541185), (57, 360790), (95, 216474), (109, 188670), (114, 180395), (190, 108237), (218, 94335), (285, 72158), (327, 62890), (331, 62130), (545, 37734), (570, 36079), (654, 31445), (662, 31065), (993, 20710), (1090, 18867), (1635, 12578), (1655, 12426), (1986, 10355), (2071, 9930), (3270, 6289), (3310, 6213), (4142, 4965)]