274443680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{245039}}^1$

素因数の和:245061

約数の個数: 48

約数和(自身を含む): 741000960

約数和(自身を除く): 466557280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 245039, 490078, 980156, 1225195, 1715273, 1960312, 2450390, 3430546, 3920624, 4900780, 6861092, 7841248, 8576365, 9801560, 13722184, 17152730, 19603120, 27444368, 34305460, 39206240, 54888736, 68610920, 137221840, 274443680]

約数ペア:

[(1, 274443680), (2, 137221840), (4, 68610920), (5, 54888736), (7, 39206240), (8, 34305460), (10, 27444368), (14, 19603120), (16, 17152730), (20, 13722184), (28, 9801560), (32, 8576365), (35, 7841248), (40, 6861092), (56, 4900780), (70, 3920624), (80, 3430546), (112, 2450390), (140, 1960312), (160, 1715273), (224, 1225195), (280, 980156), (560, 490078), (1120, 245039)]