4319980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 10563840

約数和(自身を除く): 6243860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 523, 590, 826, 1046, 1180, 1652, 2065, 2092, 2615, 3661, 4130, 5230, 7322, 8260, 10460, 14644, 18305, 30857, 36610, 61714, 73220, 123428, 154285, 215999, 308570, 431998, 617140, 863996, 1079995, 2159990, 4319980]

約数ペア:

[(1, 4319980), (2, 2159990), (4, 1079995), (5, 863996), (7, 617140), (10, 431998), (14, 308570), (20, 215999), (28, 154285), (35, 123428), (59, 73220), (70, 61714), (118, 36610), (140, 30857), (236, 18305), (295, 14644), (413, 10460), (523, 8260), (590, 7322), (826, 5230), (1046, 4130), (1180, 3661), (1652, 2615), (2065, 2092)]