244657580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{6469}}^1$

素因数の和:6570

約数の個数: 48

約数和(自身を含む): 539132160

約数和(自身を除く): 294474580

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 6469, 7564, 9455, 12938, 18910, 25876, 32345, 37820, 64690, 129380, 200539, 394609, 401078, 789218, 802156, 1002695, 1578436, 1973045, 2005390, 3946090, 4010780, 7892180, 12232879, 24465758, 48931516, 61164395, 122328790, 244657580]

約数ペア:

[(1, 244657580), (2, 122328790), (4, 61164395), (5, 48931516), (10, 24465758), (20, 12232879), (31, 7892180), (61, 4010780), (62, 3946090), (122, 2005390), (124, 1973045), (155, 1578436), (244, 1002695), (305, 802156), (310, 789218), (610, 401078), (620, 394609), (1220, 200539), (1891, 129380), (3782, 64690), (6469, 37820), (7564, 32345), (9455, 25876), (12938, 18910)]