28738860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15451}}^1$

素因数の和:15494

約数の個数: 48

約数和(自身を含む): 83069952

約数和(自身を除く): 54331092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15451, 30902, 46353, 61804, 77255, 92706, 154510, 185412, 231765, 309020, 463530, 478981, 927060, 957962, 1436943, 1915924, 2394905, 2873886, 4789810, 5747772, 7184715, 9579620, 14369430, 28738860]

約数ペア:

[(1, 28738860), (2, 14369430), (3, 9579620), (4, 7184715), (5, 5747772), (6, 4789810), (10, 2873886), (12, 2394905), (15, 1915924), (20, 1436943), (30, 957962), (31, 927060), (60, 478981), (62, 463530), (93, 309020), (124, 231765), (155, 185412), (186, 154510), (310, 92706), (372, 77255), (465, 61804), (620, 46353), (930, 30902), (1860, 15451)]