2977408840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{28057}}^1$

素因数の和:28454

約数の個数: 64

約数和(自身を含む): 7676668800

約数和(自身を除く): 4699259960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 379, 758, 1516, 1895, 2653, 3032, 3790, 5306, 7580, 10612, 13265, 15160, 21224, 26530, 28057, 53060, 56114, 106120, 112228, 140285, 196399, 224456, 280570, 392798, 561140, 785596, 981995, 1122280, 1571192, 1963990, 3927980, 7855960, 10633603, 21267206, 42534412, 53168015, 74435221, 85068824, 106336030, 148870442, 212672060, 297740884, 372176105, 425344120, 595481768, 744352210, 1488704420, 2977408840]

約数ペア:

[(1, 2977408840), (2, 1488704420), (4, 744352210), (5, 595481768), (7, 425344120), (8, 372176105), (10, 297740884), (14, 212672060), (20, 148870442), (28, 106336030), (35, 85068824), (40, 74435221), (56, 53168015), (70, 42534412), (140, 21267206), (280, 10633603), (379, 7855960), (758, 3927980), (1516, 1963990), (1895, 1571192), (2653, 1122280), (3032, 981995), (3790, 785596), (5306, 561140), (7580, 392798), (10612, 280570), (13265, 224456), (15160, 196399), (21224, 140285), (26530, 112228), (28057, 106120), (53060, 56114)]