28659420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{5897}}^1$

素因数の和:5921

約数の個数: 72

約数和(自身を含む): 90168624

約数和(自身を除く): 61509204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 5897, 11794, 17691, 23588, 29485, 35382, 53073, 58970, 70764, 88455, 106146, 117940, 159219, 176910, 212292, 265365, 318438, 353820, 477657, 530730, 636876, 796095, 955314, 1061460, 1432971, 1592190, 1910628, 2388285, 2865942, 3184380, 4776570, 5731884, 7164855, 9553140, 14329710, 28659420]

約数ペア:

[(1, 28659420), (2, 14329710), (3, 9553140), (4, 7164855), (5, 5731884), (6, 4776570), (9, 3184380), (10, 2865942), (12, 2388285), (15, 1910628), (18, 1592190), (20, 1432971), (27, 1061460), (30, 955314), (36, 796095), (45, 636876), (54, 530730), (60, 477657), (81, 353820), (90, 318438), (108, 265365), (135, 212292), (162, 176910), (180, 159219), (243, 117940), (270, 106146), (324, 88455), (405, 70764), (486, 58970), (540, 53073), (810, 35382), (972, 29485), (1215, 23588), (1620, 17691), (2430, 11794), (4860, 5897)]