672020120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{1093}}^1$

素因数の和:1932

約数の個数: 64

約数和(自身を含む): 1595052000

約数和(自身を除く): 923031880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 809, 1093, 1618, 2186, 3236, 4045, 4372, 5465, 6472, 8090, 8744, 10930, 15371, 16180, 20767, 21860, 30742, 32360, 41534, 43720, 61484, 76855, 83068, 103835, 122968, 153710, 166136, 207670, 307420, 415340, 614840, 830680, 884237, 1768474, 3536948, 4421185, 7073896, 8842370, 16800503, 17684740, 33601006, 35369480, 67202012, 84002515, 134404024, 168005030, 336010060, 672020120]

約数ペア:

[(1, 672020120), (2, 336010060), (4, 168005030), (5, 134404024), (8, 84002515), (10, 67202012), (19, 35369480), (20, 33601006), (38, 17684740), (40, 16800503), (76, 8842370), (95, 7073896), (152, 4421185), (190, 3536948), (380, 1768474), (760, 884237), (809, 830680), (1093, 614840), (1618, 415340), (2186, 307420), (3236, 207670), (4045, 166136), (4372, 153710), (5465, 122968), (6472, 103835), (8090, 83068), (8744, 76855), (10930, 61484), (15371, 43720), (16180, 41534), (20767, 32360), (21860, 30742)]