406020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 1165248

約数和(自身を除く): 759228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 101, 134, 201, 202, 268, 303, 335, 402, 404, 505, 606, 670, 804, 1005, 1010, 1212, 1340, 1515, 2010, 2020, 3030, 4020, 6060, 6767, 13534, 20301, 27068, 33835, 40602, 67670, 81204, 101505, 135340, 203010, 406020]

約数ペア:

[(1, 406020), (2, 203010), (3, 135340), (4, 101505), (5, 81204), (6, 67670), (10, 40602), (12, 33835), (15, 27068), (20, 20301), (30, 13534), (60, 6767), (67, 6060), (101, 4020), (134, 3030), (201, 2020), (202, 2010), (268, 1515), (303, 1340), (335, 1212), (402, 1010), (404, 1005), (505, 804), (606, 670)]