830065880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{423503}}^1$

素因数の和:423528

約数の個数: 48

約数和(自身を含む): 2172575520

約数和(自身を除く): 1342509640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 423503, 847006, 1694012, 2117515, 2964521, 3388024, 4235030, 5929042, 8470060, 11858084, 14822605, 16940120, 20751647, 23716168, 29645210, 41503294, 59290420, 83006588, 103758235, 118580840, 166013176, 207516470, 415032940, 830065880]

約数ペア:

[(1, 830065880), (2, 415032940), (4, 207516470), (5, 166013176), (7, 118580840), (8, 103758235), (10, 83006588), (14, 59290420), (20, 41503294), (28, 29645210), (35, 23716168), (40, 20751647), (49, 16940120), (56, 14822605), (70, 11858084), (98, 8470060), (140, 5929042), (196, 4235030), (245, 3388024), (280, 2964521), (392, 2117515), (490, 1694012), (980, 847006), (1960, 423503)]